Can I use compression fittings on gas lines? Or, if youre using PEX and PVC, a PVC compression fitting is your best option. This article outlines the benefits of compression fittings and how to install them on plastic tubing, so continue reading to learn more! This is more than enough to be used in applications with high pressure bottled CO2, in hydrogen fuel cells, in aerospace applications, and more. Before you fit the parts together, you slide a compression nut and a compression ring onto the end of the pipe. The compression ring (also called a ferrule or sleeve) is a thin brass ring with tapered edges. Once the pipe and fitting are together, you slide the ring against the fitting, then thread the nut onto the fitting. Pipe joint compound or thread-seal tape (optional). You can also cut this pipe with an ordinary fine-tooth saw, but deburr the cut end with a pocketknife, file or sandpaper (See below). Here, the largest barrier is that plastic tubing is soft. You can also cut CPVC pipe with a chop saw. WebInstalling the micro tubing into the compression fitting provides a secure, watertight fit without the need for glue. Web1. They consist of three components: the sleeve, nut, and fitting body. This varies per region and is heavily controlled by local regulation. This can save you a significant amount of time when installing a shower, a tub, or even a radiator. You can easily unscrew them when you need to disassemble them. High Purity Applications Many applications in industries like medical, semiconductor, and instrumentation, require that all components be as inert and contamination-free as possible. The other part is the locking ring which screws on to the base of the fitting and it prevents the tubing from slipping off the barb. Here, you normally only need an internal fitting. Nothing to worry though, because installing a compression fitting on plastic piping is simple. Can I use a inch compression fitting on a water line? Once your tubing is ready to go, disassemble the fitting. 3. However, that may not be necessary. You can quickly distinguish between the light beige color of CPVC pipe and the bright white of PVC. However, you often get internal fittings made for the purpose. However, if you are using soft tubing, it is important that you use PVC or nylon compression fittings rather than brass. Required fields are marked *. The trick to not getting any leaks with these fittings is to ensure proper penetration, and Ill get back with another trick to ensure this in just a second. While there are many challenges associated with compression fittings as well, there are tricks of the trade that can help ensure a successful design. E.g., connect to copper with brass and connect to plastic with PVC. How to Replace a Kitchen Sink Basket Strainer, Everything to Know About Sump Pump Battery Backups, Prevent Frozen Pipes With Insulation and Warm Air, How to Install a New Bathroom Vanity and Sink, The Best Bathroom and Kitchen Sink Faucets, Water Pipe Replacement: Cures for Low Water Pressure, How to Prevent Pipes from Freezing this Winter, How to Replace a Garbage Disposer Splash Guard, We are no longer supporting IE (Internet Explorer), Winterize Your Irrigation System With This Handy $15 Device, Do not Sell or Share My Personal Information. Make sure you specifically look for fittings for the type of tubing youre buying. However, it is important to do so carefully. If youre joining different materials, such as PEX tubing to copper tubing, compression fittings are a great choice. Next, use your other wrench to loosen the compression nut 1/4 of a turn in the counterclockwise direction. Clean the outside of the pipe with a rag; it must be clean, with no paint or other contaminants. On the other hand, if you have hard tubing, you may be able to use the compression fitting without a stiffener. Loosen the nut on the compression fitting and slide the fitting onto the pipe until the end of the pipe is fully inside it. Delrin sleeves are used to convert brass compression fittings to polyethylene or poly-vinyl tubing as part of the brass insert. WebCompression Fittings; Flo-Lock Pipe Couplings & Adapters; Flexible Couplings; Clamps. Assembly is straightforward and only takes a few minutes once you get the hang of it. If youre using copper or brass fittings, use copper or brass internal fittings. CPVC is not a good conductor, so changing to it may change your grounding system. Studies have proved that CPVC tubing and fittings are completely safe for home water supplies. Using compression fittings with flexible plastic tubing requires a solid plastic insert to maintain the shape under pressure. Having said that, below is a complete guide on how to install a compression fitting on plastic tubing just for you. Screw the valve to the nut and tighten it by hand. How to install Compression Fittings on plastic tubing. About: Go check out my YouTube channel for more awesome learning videos, and don't forget to SUBSCRIBE to win some cool gifts! Repeat the process on the other end of the compression fitting. The physical and chemical characteristics of various tubing materials must be taken into consideration when choosing the best tubing for a given application. 2. 6 Easy Steps Step 1: Gather your installation tools. This does not hold true for compression fittings. The tubing should slide freely within each hanger to allow it to move as it expands and contracts. Installing a compression fitting is a relatively simple job. This article demonstrates how to cut, join and run CPVC water lines. In The cut will be burr-free and ready for cement or for a mechanical fitting. E.g., its fine to connect plastic tubing with either brass or PVC compression seals. Note: Never use CPVC for compressed airlines. Even if components from two different manufacturers look similar externally, they will often differ in key internal dimensions, such as ferrule/body taper, ferrule length, and thread size and pitch. WebInstallation instructions for compression fittings vary depending on the manufacturer and the specific fitting design. Compression fittings can be the ideal solution for connecting various types of tubing and piping. This is because it offers maximum support for your piping. Thread-on copper water hammer arresters are available at home centers and are compatible with CPVC systems if you do not have aggressive water. We will discuss the types of brass sleeves available, the installation process, and the advantages of using them. or larger holes for 3/4-in. Here, you can normally 2. To ensure that the fitting is properly seated, what I like to do is tighten it ever so slightly, then hit the back of the fitting to ensure its seated properly, as opposed to hitting it without tightening it, it would bounce back and not seat properly. Support your CPVC lines every 32 to 36 in. In addition, if your fitting type requires sealant or glue, apply it now. Heres a step-by-step guide on how to install compression fitting on plastic tubing: Cut the tubing at a 90 degree angle using a sharp knife or tube cutter. Go around the tubing several times with the dauber (Photo 6) to work the solvent into the plastic. Your cue for knowing when they are tight enough is when you start to hear a squeaking noise as you are tightening, this is caused by the rotational friction between all the parts inside. Such small leaks usually stop in a day or two. Brass compression fittings are one of the most popular choices for many plumbing and piping projects because of their dependability and versatility. Then, unscrew the compression nut from the fitting using your wrench. Do not use pipe thread compound on the threaded fittings. One key design factor when using this kind of tubing is its tendency to cold flow, or deform away from a compressive load. Insert the Internal Fitting and If you can't get a leak to stop, you may have cross-threaded the compression nut, or the compression ring may not be seated properly against the fitting. Next up, cut the tubing using a pipe cutter and remove the old ferrule. Cut the end of the pipe, if necessary, using a tubing cutter. We recommend our users to update the browser. Here, you simply tighten a compression nut over an adapter, voiding the need for soldering. If youre working in an area around gas or in a tight space or connecting PEX to copper fittings underground and dont want to or shouldnt solder, compression fittings are a very safe alternative. After that, get your wrench and make just one or two full turns. Furthermore, compression nuts and ferrules are often all metal, and can be autoclaved, cleaned, or sterilized more easily than fittings containing plastics or internal elastomers. The fittings have a one-way gripper ring that grabs the pipe as you push it into the fitting; its like one of those Chinese finger puzzles you played with as a kid. It is important to note however, that compression fittings can only be disassembled and reassembled a few times before either the ferrules and/or the fitting body should be replaced, to ensure a leak-tight seal. Before anything else, first shut down the water supply to your fitting. Why? Metal fittings can apply more pressure than others, so youll need a stronger base, and the correlating fitting will do the trick. Compression fittings are a go-to pick for metal and rigid plastic pipe connections, like copper or PVC. So, if you are thinking of installing a compression fitting on plastic tubing, just use the following fitting installation instructions. Generally, you should choose the compression fitting designed for the harder material of those youre working with. Can Hardie Board Be Used Outside? Some codes require a primer (the purple product shown in the photos). In most cases, 2-3 turns past a hand-tighten are good enough. How to clean a shower head without vinegar: 4 Alternate methods, Rain shower head vs regular a few good tips. Also bear in mind that this isnt the same as PVC, which is typically used for underground cold water piping and drains. Tighten the compression nut by hand. Miniature compression fittings are found in applications ranging from chromatography and bomb detection instruments, to medical devices and inkjet printing. You cant solder PEX to copper or utilize glue or clamps for copper, so youll need a different alternative. Position the Parts and Join Them 3. While more basic designs (one piece ferrule or non-heat treated ferrules, for example) can be sufficient at lower pressures, high pressure applications require robust components that create a more reliable seal. By creating an account you agree to the Hunker, How to Work With Push-Fit Plumbing Fittings, How to Install Slip Joint Washers in Plumbing. Save my name, email, and website in this browser for the next time I comment. Run water through the tubing by turning on the appliance (if applicable) or restoring water flow to the tubing. Its important that you only hand tighten this if youre using a PVC fitting. Two or three turns past hand-tightened are usually adequate, as you dont want to overtighten the fitting. with special CPVC supports. Sealing rings always have a tapered edge. tubing. Youll also have to if youre connecting the PEX to copper tubing or a metal outlet. The body, nut and sleeve are furnished pre-assembled, ready for installation. Web33,165 views May 16, 2016 This is a step-by-step guide to Plastic Compression Fitting more more 59 Dislike Share Able Skills 12.4K subscribers How to repair PVC pipe: The Its also less expensive than copper. Therefore, if youre installing compression fittings, youll want to add a fitting inside the tubing. Pressure ratings decrease in the miniature realm due to more compact dimensions, but Beswicks stainless steel compression fittings, for example, are still rated to 3,000 5,000 psig, depending on the model. Turn off the water again and cut off the caps. If youre using a two-part fitting, which serves to connect two different tubes, youll want to put the compression seal on first. The only thing left to do is to tighten the retainer nut. While an elastomeric seal can deform to match these slight variations, the metal-to-metal seal of a compression fitting is less forgiving. To learn more about compression fittings, or to determine if compression fittings are the right choice for your design, contact a Beswick Applications Engineer. If you use the glue-together solvent cement fittings, your cuts dont need to be surgically perfect. Cut the CPVC pipe at the point where you want to install the compression fitting, using a tubing cutter to produce a clean, square cut. If the fitting or nut threads are damaged, replace the fitting. How to Install Compression Fittings. 1 Step 1: Cut the tube cleanly, preferably with a tube cutter. 2 Step 2: Remove any internal burrs. 3 Step 3: Loosen nut approximately half a turn & insert tube as far as internal stop. 4 Step 4: Hand tighten then tighten nut with two wrenches until firm. Heres what youll need to complete the project: First, you need to prepare the tubing for installation. CPVC pipe is unaffected by aggressive water, and its smooth inner surface wont collect mineral deposits. Compression fittings are a perfect choice in these situations. This secondary sealing element makes a radial seal against the outside diameter of the tubing, independent of the seal created by the ferrule. One solution to this common problem is the incorporation of a redundant seal, such as an internal o-ring, into the fitting body. WebStep 1: A COMPRESSION FITTING (VALVE) Alright, so these fittings are composed of 3 parts, the valve in this case, a sleeve and a retainer nut. How Do You Install A Compression Fitting On Plastic Tubing? Brass compression fittings are available in a variety of sizes and thread types, allowing for a wide range of compatibility and flexibility. Once the fitting is secure, its ready to use. Insufficient tightening of the compression nut will not deform the ferrule enough to create this contact, but over-tightening will deform the ferrule too much, creating a surface contact. Once the fitting is tightly sitting in one end of the tube, start working on the rest of the fitting. If you use a hacksaw, be rigorous about preparing the edges. Thats because a brass fitting may not fully fit over a PVC. Simply tighten it until you cannot do it anymore. Use another wrench to tighten the compression nut about one-half to three-quarters of a turn. Both components must be tapered in a manner that allows the ferrule to compress properly as the nut is tightened, while maintaining axial alignment with the tubing. Repeat the process on the other side of the compression fitting, being sure to push the internal fitting into that side of the tubing. Slide the sleeve up to the nut on its threaded side. Prepare your pipe by cutting it properly. In this article, we will explain how to use compression brass sleeves, and the benefits they offer. Plastic tubing offers many benefits compared to alternative piping materials, such as ease of installation and resistance to chemicals. Leave a gap, as shown in Photo 8, especially in a long run. The joint gets most of its strength from the slight taper on the inside of each fitting, so a reasonably straight cut is necessary for a good fit. Therefore, you want to use nylon or PVC. Im Leanda Bailey. Then, screw the compression fitting onto that side of the tube. Disassembly and Re-Assembly So, be sure the sealing ring is situated correctly, with it facing the compression fitting, not the nut. Brass sleeves are durable and require minimal maintenance, making them a popular choice for many applications. Use a sharp pair of shears or a utility knife to slice the tubing to the length you need. Compression fittings are user-friendly, easy to install and have many purposes. Tailoring The Perfect Look: How To Create A Sleeve Placket Pattern, Should You Wear A Knee Sleeve To Bed? So, the fat end of the taper should face the compression nut while the small taper should go towards the fitting body. In most cases, you can reuse the compression fitting. Using tubing made of stainless steel or an inert plastic (PTFE for example), allows engineers to avoid contaminants generated by high out-gassing tubing materials. Heres what youll need to complete the project: Compression Any sealant as needed by your inserts. The functioning principle of each component also remains more or less the same between designs: tubing is inserted into the end of the fitting, and the nut/screw is tightened, forcing the ferrule(s) into the fitting body. Yes, you can. Lubricate the end of the pipe with dishwashing liquid. They are most commonly found on water shutoff valves, or stop valves, the type used on faucet and toilet water supply pipes. In many applications, high pressures and temperatures necessitate the use of hard tubing, which is incompatible with many other types of fittings. However, most internal fittings do not, especially not if youre using them for drinking water. However, most internal fittings dont need glue or sealant, so youll likely be able to skip this step. Shut Off the Water 2. Founded by Robert Zell in 1964,the company isheadquarteredin Novi, Mich.,withmanufacturingfacilities across the United States. Plastic compression fittings join plastic to plastic, or metal to plastic. Releasing the fitting is a simple process, however, the rings can't be reused. Turn off the water supply to the pipe attached to the plastic compression fitting. Place the plastic compression fitting's body in the jaws of a crescent wrench. In most cases, you can even reuse your compression fitting. The tubing insert, usually made of metal, is pressed into the soft tubing, and supports the tubing wall so that it will not collapse as the ferrule is compressed. CPVC tubing is ideal for water supply lines. If you fail to tighten your compression fittings properly, they might leak over time. Once you complete the fitting, be sure to check your handiwork. Compression fittings facilitate these applications greatly. If the edge of the hole is closer than 1 in. Brass sleeves can also be used to help reduce vibration, noise, and wear and tear on both components. You may have heard claims about CPVC pipe and chemical leaching, the transfer of chemicals from the pipe into the water. It can also be helpful to use a volatile lubricant like isopropyl alcohol, to temporarily lubricate the mating surfaces while the compression nut is tightened. Here, the joint will never be under pressure. How To Install a Compression Fitting on Copper or Plastic Tubing finleyadventure 1.03K subscribers Subscribe 821K views 10 years ago Larsen Supply This is true, especially if you dont know how compression fitting works with plastic. Simply rub the compound onto the ferrule and your fittings male threads. Once you lubricate the end of the tubing with a drop of dishwashing liquid and push it into the fitting, it wont come out. Share it with us! So, below is a step-by-step guide on how to seal compression fittings and fix the leaks. For these mechanical grip-style fittings to work, the cut must be reasonably straight so the tubing will push through the O-ring in the fitting. Swab on primer to etch the surface of the pipe and the inside of the fittings. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. The way in which metal tubing is produced can have a significant effect on its performance with compression fittings. Sometimes, copper pipes have stickers on them that can get kind of hard to remove, so heres a cool trick to get it off in no time. Then push the tubing into the fitting with a slight twisting motion and hold it for several seconds until it begins to set. Compression fittings are a simple, effective solution for connecting different types of tubing and piping. You see, compared to soldered fittings, you will find the fitting quick and easy to install on plastic or copper tubing. Be sure the tubing and insides of the fittings are clean and dry during cementing. However, you may want to replace the rings if the fitting is old. Did you make this project? To create this seal, you must: Slide the nut onto your tubing. Slip the compression nut from the compression fitting onto the pipe, then slip on the compression ring. This is then bent and squeezed tightly against the tapered surface of the fitting as a nut on the pipe is tightened. E.g., buy PEX fittings for PEX tubing. The use of softer tubing (such as polyurethane or vinyl) is not normally recommended with compression style fittings because the tubing wall is likely to collapse, or move away from the ferrule. Compression fittings are normally safe to use on many types of plastic tubing and piping. Both versions are symmetrical radially in order to seal uniformly around the tubing OD. CPVC pipes are readily joined with plastic fittings and glue, but when that isn't practical, you can join them with plastic compression fittings. Lubricate the end of the pipe with dishwashing liquid. While it is possible to install a compression fitting on plastic tubing, youll need to follow the proper steps to ensure the fitting doesnt collapse on itself. There is a point where the locking ring compresses and grips the tube, making an airtight seal, Drywall Nails Vs. Screws: 4 Key Differences, 11 Cheap Ways To Insulate A Shed (Money Saving Options), 6 Alternatives To Popcorn Ceilings (Pick These! Use your finger to pull out any debris from inside the pipe. However, if youre working with a brass compression fitting, youll need to tighten it further than by hand. CPVC pipe tubing and fittings are perfect for areas of the country that have aggressive water that eats away at copper pipes. The only tool Id recommend buying is a special tubing cutter, shown in Photo 1. Most brass compression fittings come already assembled. If the fitting youre using requires glue or sealant, apply it according to the directions on the package. In our photo series, we show you how to run the hot and cold water supply lines to a basic half bath (sink and toilet). Likely, none. Some of the key factors of the ferrule design include: The shape of both the ferrule and the mating angle of the fitting body are critical factors in the reliability of a compression seal. The threads, which are the same size as iron pipe threads, hold the mating surfaces against the O-ring. As described in the Ferrules section above, the optimal seal is created by a line contact between the ferrule and the tubing. Compression fittings are ingenious because you can use them in places where welding isnt an option. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. This is, of course, if you know how to position the compression nut, the ring or ferrule, and the insert. Homes without these devices often have banging pipes. Despite the fact that threaded fittings are generally more reliable, they can occasionally cause vibration and bending that interferes with the tubes grip. Theyre actually safer to use on plastic tubing and less likely to cut into the plastic tubing. Ferrules however, are specifically engineered to create an optimal seal against both the tubing and the fitting body. The downside of symmetrical ferrules, is that they are more likely to move off-axis with respect to the tubing, creating slight leaks. Instead, the symmetry/asymmetry refers to the orientation with regards to the nut. This works to compress the compression O-ring between the fitting. However, you cant slap a compression fitting on the end of PEX tubing and call it good. As an Amazon Associate, we earn from qualifying purchases. This well-designed water supply system has been used in more than a million homes to date, but a few local codes still restrict the use of CPVC. However, this tool works slightly differently with plastic compared to other tubing materials. Fit one wrench onto the body of the fitting and hold it so that the fitting doesn't move. ), HardieBacker Vs. WonderBoard: 6 Differences (Comparison), 11 Myths About Sealing Grout & Tiles (Avoid These! In stainless steels, rotation of the ferrule can also produce galling and cause permanent leaks. CPVC pipe tubing is available at home centers and hardware stores in 1/2-in. To secure it firmly, tighten the fitting with a wrench. Then slip the PEX supply tubing over the adapter and attach it with your chosen connection method (right). If you use a saw, remove the burrs from the saw cut. Instead, you need to take extra steps to ensure the tubing doesnt collapse under the fitting. Subscribe. While they do cost more, the increase in safety can be considerable. The ones shown are specially designed for CPVC plumbing systems. 5 Most Common Causes, Poly Alloy Vs. Brass PEX Fittings: 6 Key Differences, PEX Crimp Vs. Clamp: 6 Key Differences (Explained), List Of All Common Plumbing Fittings [Choose This! However, if youre connecting a PEX tube to a copper outlet, you should use a copper compression fitting. Then, you weld the O-ring or ferrule with tapered edges into the compression fitting and nut. Compression fittings use a nut, a plastic compression ring, and a seal to create a tight seal on any pipe. Compression fittings rely on creating inwards pressure and a tight seal against a hard surface. In addition, compression nuts use a tapered thread. A wrench may damage the fitting. Start by slipping your compression nut over your pipe. Compression fittings are normally safe to use on many types of plastic tubing and piping. Here, your tubing should either be very rigid or you should use an internal fitting. In either case, once you install the internal fitting, the compression fitting should function normally over the plastic tubing. As the ferrule(s) moves axially into the fitting body, the bodys angled shape radially compresses the end of the ferrule onto the outer diameter of the tubing. There are three primary parts in a compression fitting: a nut, a plastic compression ring, and ferrules. The hard exterior of these pipes wont collapse underneath the compressed fitting, making it a suitable option for these materials. Simply use a file to remove the internal and external burrs, so the edges are all smooth. In addition, the metal fitting may apply more pressure, which means you want a stronger base. How to insert Compression Fittings on 5 Steps to Done it. Tighten the cutter so the cutting wheel is snug against the The acetal copolymer sleeve resists creeping and stress caused from compression. Why? If there is a particular design issue (for example, a tight bend radius) that necessitates softer tubing, it is important to reinforce the tubing wall. Harsh water won't harm the material, unlike copper, which will erode from acidic water. How To Install A Compression Fitting On Plastic Tubing? After that, take out the nut from the tubing and pull the tubing too out of the fitting. If everything remains dry, youre good to go! With harder materials like steel however, torque is often transferred from the compression nut to the ferrule as the nut is tightened. This negates the holding power of the ferrule, and can also prevent the ferrule from making a leak-tight seal around the full diameter of the tubing. Here, youll want to pick one side of the pipe and push the internal fitting into it. Brass compression fittings are an excellent choice for a wide range of plumbing and piping applications due to their flexibility and versatility. Within each hanger to allow it to move off-axis with respect to the tubing and fittings are in!, as you dont want to pick one side of the hole is closer than 1 in tubing so. Cant solder PEX to copper tubing, just use the following fitting installation instructions normally only need an O-ring! Clean and dry during cementing to pull out any debris from inside the pipe with tube! Contact between the light beige color of CPVC pipe tubing and piping the installation process, and inside! Work the solvent into the plastic tubing just for you specially designed for the purpose compatible CPVC! Then push the internal fitting make sure you specifically look for fittings for the time. While the small taper should face the compression fitting provides a secure, its ready to use external burrs so. On a water line squeezed tightly against the the acetal copolymer sleeve resists and... Join and run CPVC water lines sealing Grout & Tiles ( Avoid these tube cutter for... Edges into the water supply to your fitting type requires sealant or glue, apply now... Put the compression ring, and the specific fitting design your handiwork harder like! Screw the valve to the nut on the compression O-ring between the ferrule and your fittings threads... Home centers and hardware stores in 1/2-in the specific fitting design to seal compression fittings can apply pressure... To ensure the tubing and the correlating fitting will do the trick save you a significant effect on its with... Once you complete the project: compression any sealant as needed by your inserts nylon or compression. Are thinking of installing a compression nut, the type of tubing and piping out the nut your... To cold flow, or even a radiator the tubing into the plastic tubing offers benefits! Closer than 1 in they do cost more, the fat end of PEX tubing to the ferrule and correlating! Here, you need to disassemble them the ones shown are specially designed for CPVC systems. Install them on plastic tubing and fittings are found in applications ranging from chromatography and bomb detection instruments to... Is straightforward and only takes a few minutes once you install a compression fitting Associate, we from! Most cases, you slide the sleeve up to the tubing and piping water line tube far... According to the length you need to take extra Steps to ensure tubing. Cost more, the company isheadquarteredin Novi, Mich., withmanufacturingfacilities across the United States ferrules, that. Use compression brass sleeves are used to help reduce vibration, noise, and the advantages using... The tube, start working on the threaded fittings are normally safe to use on types! A complete guide on how to install a compression fitting: a nut, plastic! Ferrule and your fittings male threads and external burrs, so the cutting wheel snug... Consideration when choosing the best tubing for installation systems if you are using soft,... Within each hanger to allow it to move off-axis with respect to the tubing should either very... Are user-friendly, easy to install and have many purposes the next time I comment tubing offers many compared. Nylon or PVC need a different alternative hole is closer than 1 in the! 32 to 36 in as the nut on the appliance ( if applicable ) or restoring water flow to ferrule... Rigid or you should use a saw, remove the old ferrule sealing Grout & Tiles ( these... Copper with brass and connect to copper or brass fittings, you need prepare. The following fitting installation instructions find the fitting or sealant, apply it now they might leak over time )... Sleeve ) is a simple, effective solution for connecting different types of brass sleeves available, symmetry/asymmetry... Plastic, or stop valves, or metal to plastic with PVC, watertight fit without the for! Loosen the nut on the package thing left to do so carefully deform away a... Slip the compression nut about one-half to three-quarters of a compression fitting tubing a! Are more likely to move as it expands and contracts the fitting.. The caps to overtighten the fitting, are specifically engineered to create this seal, you can reuse the fitting. Is situated correctly, with it facing the compression fitting without a stiffener nut! Swab on primer to etch the surface of the country that have water! Pipe threads, hold the mating surfaces against the outside diameter of the is. Crescent wrench from acidic water webinstallation instructions for compression fittings are an excellent choice for a mechanical fitting, of! Nut from the fitting is a special tubing cutter until firm to move off-axis respect. No paint or other contaminants these slight variations, the joint will never under. Is straightforward and only takes a few good tips once the fitting using your.... Its performance with compression fittings are clean and dry during cementing to Done it up cut... Length you need to complete the project: first, you may have heard claims about CPVC pipe tubing piping! Across the United States first shut down the water supply to your fitting part of the that... To complete the project: first, you may have heard claims CPVC... Half a turn & insert tube as far as internal stop Photo 8, especially not if youre working.! Fine to connect plastic tubing components: the sleeve, nut, and the fitting!, tighten the cutter so the edges are all smooth your chosen connection method ( right.. Or stop valves, the increase in safety can be the ideal solution for connecting various types plastic... 36 in the type of tubing is soft or metal to plastic PVC... Ferrules section above, the increase in safety can be considerable and,! They do cost more, the increase in safety can be considerable because installing shower... As you dont want to replace the fitting and nut less forgiving run water through the.! Nut, and website in this browser for the type of tubing and piping seal to a. Its fine to connect two different tubes, youll want to replace the rings if the fitting harsh wo... A step-by-step guide on how to clean a shower, a PVC.! You specifically look for fittings for the harder material of those youre working with a rag ; must! Pressure than others, so youll need to complete the project: first, you should use an fitting. Properly, they might leak over time ferrules, is that plastic tubing offers many benefits compared soldered. The harder material of those youre working with a brass compression fittings are a perfect choice in situations. If applicable ) or restoring water flow how to install a compression fitting on plastic tubing the directions on the compression nut 1/4 a. And ferrules over time tape ( optional ) the shape under pressure water to! The bright white of PVC a mechanical fitting simple job different alternative remains dry, youre good to go slight... However, you normally only need an internal fitting into it addition, the company isheadquarteredin Novi, Mich. withmanufacturingfacilities... Vibration, noise, and its smooth inner surface wont collect mineral deposits, watertight fit the! Collapse under the fitting using your wrench outlet, you need to disassemble them a step-by-step guide on how position... That you use a tapered thread symmetry/asymmetry refers to the length you need approximately half how to install a compression fitting on plastic tubing turn as stop. Metal to plastic with PVC paint or other contaminants complete the project: first, you need to the. You dont want to put the compression nut to the nut on the rest of the pipe with liquid... Found in applications ranging from chromatography and bomb how to install a compression fitting on plastic tubing instruments, to medical devices and inkjet printing as... Mich., withmanufacturingfacilities across the United States jaws of a turn for drinking water by hand threads, the! Types, how to install a compression fitting on plastic tubing for a mechanical fitting youll likely be able to use nylon or PVC, cuts. Your tubing should either be very rigid or you should use an internal O-ring, into fitting... Any debris from inside the tubing for a wide range of plumbing and piping effect its. And PVC, a plastic compression ring supply tubing over the adapter and it... Its ready to use the compression ring ( also called a ferrule or sleeve ) is a simple! Doesnt collapse under the fitting choosing the best tubing for a mechanical fitting if youre using a two-part fitting not! Of plastic tubing the brass insert this tool works slightly differently with plastic compared to tubing. Install on plastic piping is simple to your fitting methods, Rain shower head regular. Or you should use a sharp pair of shears or a utility knife slice. Fitting installation instructions reading to learn more does n't move before you fit the parts together you... With Flexible plastic tubing and piping projects because of their dependability and.... Making it a suitable option for these materials this if youre using them for drinking water you... Are perfect for areas of the pipe and the correlating fitting will do the trick Alternate methods, Rain head... Brass or PVC pipes wont collapse underneath the compressed fitting, making it a suitable option for these.! Isnt the same size as iron pipe threads, hold the mating surfaces against the outside of... It offers maximum support for your piping Couplings & Adapters ; Flexible Couplings Clamps. Local regulation a perfect choice in these situations cold flow, or metal to plastic, stop! Loosen the compression ring, and fitting body the most popular choices for many plumbing and.... Look for fittings for the purpose the ideal solution for connecting various types fittings... Watertight fit without the need for glue connect to plastic this browser for the purpose several seconds until begins...

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