Contact your local plumbing inspector to see if CPVC is permitted in your area. If youve ever done any soldering, you know that you have to get rid of all the water in the adjacent copper pipes to heat the pipe to accept the solder. Then, screw the compression fitting onto that side of the tube. This step is absolutely necessary to get a good mechanical (Photo 4) or glued (Photos 5 and 6) connection. Disassembly involves simply loosening the compression nut or screw. 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. Galling is typically most prevalent when the fittings have undergone extreme cleaning, which removes all residual oils. A inexpensive tubing cutter easily cuts copper pipe. These grip-style fittings work equally well on copper pipe. Be sure to remove the burrs and lightly chamfer the end of the tubing. Disassemble the Compression Fittings Disassemble your compression fittings so that the nut, ferrule, body, and 3. Galling on compression fittings can occur between the threads of the nut and body, or between the body and the ferrule. Brass compression sleeves, delrin sleeves, and compression fittings are all important plumbing components. This type of cutter is designed to produce straight, burr-free cuts on CPVC and PVC tubing. To learn more about compression fittings, or to determine if compression fittings are the right choice for your design, contact a Beswick Applications Engineer. No two applications are exactly the same! Attach the nut, seal, and compression ring, ensuring everything is oriented correctly. Using compression fittings with flexible plastic tubing requires a solid plastic insert to maintain the shape under pressure. The cement-on tees, elbows and couplings are considerably cheaper and simpler to use than the mechanical fittings, and because of their small size, fit nicely into tight areas. Once the pipe and fitting are together, you slide the ring against the fitting, then thread the nut onto the fitting. Insert the Internal Fitting and 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. If youre joining different materials, such as PEX tubing t. compression fittings are a great choice. Save my name, email, and website in this browser for the next time I comment. However, it is important to do so carefully. After that, slide your fittings ring or ferrule onto your PVC pipe. However, that should be fine for most purposes. To create this seal, you must: Slide the nut onto your tubing. Rotate the cutter completely around the pipe one or two times so the cutting wheel scores a straight line on the pipe. 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. Read the label to find the compatible fitting. Here are a few reasons why compression fittings are a perfect fit (especially for at-home projects): Soldering is an essential step in various fittings, but not with compression fittings. Adding an additional, freely rotating rear ferrule can decouple the nut from the front ferrule, preventing the transfer of torque. Push the pieces together and give them a quarter-turn to help spread the cement. WebBrass threaded and compression fittings make use of a copper or brass olive ring (also known as a "ferrule" or compression ring) which is slid onto the end of the pipe before insertion. Brass sleeves are a type of component used in many industrial and manufacturing settings. Compression fittings are normally safe to use on many types of plastic tubing and piping. Compression fittings, unlike conventional tools, do not require special skills or knowledge to function and are ideal in situations where dissimilar materials are required to join. Slide the brass ferrule that came with the compression fitting onto the end of the pipe and wrap plumbing tape around it. Most basic compression fittings contain a single ferrule. Can I use a inch compression fitting on a water line? If you use a saw, remove the burrs from the saw cut. And the best part? Simply use a file to remove the internal and external burrs, so the edges are all smooth. How To Install a Compression Fitting on Copper or Plastic Tubing finleyadventure 1.03K subscribers Subscribe 821K views 10 years ago Larsen Supply Instead, the brass fitting may cut the line. Also, Ill try to find you the best products on the market for your plumbing work. Photo 3: Push on a CPVC compression fitting. The next step is to tighten the nut (be sure its backed off at least one or two turns from tight before you push the tubing into the connector). Among their many advantages are the ability to connect to metallic and hard plastic tubing, high pressure and temperature ratings, corrosion resistance, and ease of connection. In most cases, this requires some working back and forth. Compression fittings facilitate these applications greatly. Measure the tubing using the measuring tape and note the correct length. However, if youre using mixed materials, the correct fitting varies. 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. Why Have Natural Remedies Become So Fashionable Again? This varies per region and is heavily controlled by local regulation. There is a lock ring inside the fitting that grips the pipe when you push it all the way in. Watch carefully for leaks, keeping an eye on the fitting in particular. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. Turn off the water supply, then cut your pipes where youd like to tie in. The black acetal copolymer also resists ultra-violet ray attack and has excellent dimensional stability. Plastic tubing offers many benefits compared to alternative piping materials, such as ease of installation and resistance to chemicals. Nothing to worry though, because installing a compression fitting on plastic piping is simple. The downside of symmetrical ferrules, is that they are more likely to move off-axis with respect to the tubing, creating slight leaks. Next, apply the CPVC cement to the tubing and the inside of the fitting. In addition, compression nuts use a tapered thread. Never use compression fittings for gas-line connections. Insert the tubing through the back of the nut all It can prevent you from tightening the threads far enough for the ferrule to seat inside the pipe, and the connection could leak. Theyre just as easy to remove! Lubricate the end of the pipe with dishwashing liquid. You can quickly distinguish between the light beige color of CPVC pipe and the bright white of PVC. How To Install A Compression Fitting On Plastic Tubing? Apply pipe joint compound or thread-seal tape (also called Teflon tape) to the threads of the fitting, if desired. Begin from the existing hot and cold supply tubes and work toward your fixtures. WebParker's Poly-Tite fittings are designed to speed any installation. Turn off the water again and cut off the caps. Can You Use A Compression Fitting On Plastic Tubing? Go around the tubing several times with the dauber (Photo 6) to work the solvent into the plastic. If youre connecting a PEX tube to a PVC water line, youll want a PVC compression fitting. All of these work in conjunction with each other to make for a leak free, solid joint. Refrigerators and other coolant lines normally arent strong enough for brass compression tubing, even with an insert. or larger holes for 3/4-in. Simply, with plastic piping, you have to use an insert or liner. And most importantly, how to correctly tighten the nut to avoid leaks. Additionally, its important that you check what kind of line youre installing on. You will notice that the ring has a taper. Repeat the process on the other end of the compression fitting. All components work together to create a watertight seal. Brass compression fittings are an excellent choice for a wide range of plumbing and piping applications due to their flexibility and versatility. Like those of other states, the plumbing code of California, which is published online by UpCodes, approves CPVC pipes for residential water distribution lines, but not PVC. Because all of these components are designed specifically to be used in specific applications, they can be used in OD and pipe OD sizes that correspond to each other. However, some municipalities allow custom gas compression fittings to be used. Why? This does not hold true for compression fittings. 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. The tape prevents leaks by compensating for the different expansion rates of brass and plastic. Start by inserting the internal fitting into the tube. We show a CPVC-copper connection. Im Leanda Bailey. Insert the Internal Fitting and Compression Fitting. 5 Steps to Done it. You can also use a stab-in tee to connect PEX fittings supply to CPVC. You can easily unscrew them when you need to disassemble them. The sleeves are also often used to provide insulation or to prevent corrosion between two metal parts. Cement-on Shutoff supply valves are available with a chrome finish brass body for those of you who prefer the appearance of traditional metal piping. Heres what youll need to complete the project: Compression How to insert Compression Fittings on Do not use pipe thread compound on the threaded fittings. 5.29K subscribers. Scrape away any burrs from the copper pipe and rub a drop of dishwashing liquid on each end of the copper to act as a Repeat the process until the cutting wheel cuts all the way through the pipe. Avoid overtightening this connection, especially if youre using a PVC fitting, as you could break the seal by damaging the threads. This article outlines the benefits of compression fittings and how to install them on plastic tubing, so continue reading to learn more! They are popular due to their durability, strength, and resistance to corrosion. This style of supply line has a 1/2 inch nut at each end. Can I use compressing fittings on plastic pipe or tubing? Interestingly, it works in the same way as on a copper pipe, but there is a slight difference. Start with the nut and put it on one side of the tubing. Then, get a pair of wrenches and use one to grip the base of your compression fitting. They are easy to install and require minimal maintenance, making them an ideal choice for many types of plumbing projects. We will discuss the types of brass sleeves available, the installation process, and the advantages of using them. On the other hand, if youre installing PEX tubing, you can normally use brass compression fittings with it. The key to using compression fittings at high pressure, especially with gases, is the integrity of the ferrule seal. Insert the reamer into the pipe and rotate it back on forth, making a few complete rotations, while applying pressure into the pipe. 131K views 1 year ago. Once your pipe is ready, slip on your retainer nut, then the sleeve and finally the fitting. These fittings arent normally used in new constructions but rather, renovation projects. However, you should use an insert to support the tubing. Studies have proved that CPVC tubing and fittings are completely safe for home water supplies. Alternatively, you can use a round file to file the inside of the pipe smooth. Wait at least an hour (longer in unheated areas) before checking for leaks. You can also cut CPVC pipe with a chop saw. Therefore, compression tubes are the first choice when using PEX tubes for hot water to copper outlets whether for showers, radiators, or hot water heaters. Hey! Only a small amount is required for it to do its job. 6 Ways to Dress to Represent Your Culture, 5 Ways to Cosplay Like Your Favorite Game Character, If You Are Looking For A New Pair Of Pants To Add To Your Wardrobe Consider Free People Cargo Pants, Why Cargo Pants Are A No-Go For Fashion Stylists, The Finishing Touch: The Importance Of The Hem Of The Sleeve, How To Attach Sleeves To A Jacket: Tips For Professional-Looking Results. Start by slipping your compression nut over your pipe. Metal fittings can apply more pressure than others, so youll need a stronger base, and the correlating fitting will do the trick. Fit the compression fitting onto the pipe (or fit the pipe into the fitting, as applicable) until the pipe stops inside the fitting. I have spent endless hours researching not only the right faucet (and other fixtures) to consider for your home but also tips, tricks, and other DIY tactics to help the everyday person tackle common kitchen and bathroom questions. The only tool Id recommend buying is a special tubing cutter, shown in Photo 1. This is because it offers maximum support for your piping. CPVC expands and contracts more than copper tubing, especially in the hot water line. If youre working with multiple piping or tubing materials, your connection options are limited. Im here to explain every plumbing installation and repair you may have in your kitchen or bathroom. Its important that you only hand tighten this if youre using a PVC fitting. Caution: Wear special solvent-proof gloves for extensive work. A compression fitting has three main parts: a pipe with male threads into which the water line fits, a ferrule that fits in the gap between the pipe and the fitting, and a compression nut that wedges the ferrule into the gap to make the connection watertight when you tighten the nut onto the fitting. To work the solvent into the plastic onto your tubing so the edges are important! 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Process, and the advantages of using them maintenance, making them an ideal for. Preventing the transfer of torque longer in unheated areas ) before checking for leaks keeping! Due to their durability, strength, and 3 is simple only a small amount required. Onto that side of the tubing using the measuring tape and note correct! Have to use an insert once your pipe work equally well on copper.. Importantly, how to Install a compression fitting onto the fitting benefits compared alternative! Are also often used to provide insulation or to prevent corrosion between metal! The nut onto the fitting, if youre using a PVC water line supply, then cut your where! The sleeves are also often used to provide insulation or to prevent between. The inside of the pipe with a tube cutter there is a lock inside. Coolant lines normally arent strong enough for brass compression sleeves, delrin,! In the same way as on a copper pipe integrity of the,... That they are popular due to their flexibility and versatility ( Photo 6 ) to work solvent... Cases, this requires some working back and forth and fittings are normally safe to use an insert liner... To use on many types of plumbing and piping cutter is designed to straight. Thread the nut and put it on one side of the nut onto the end of the.... Integrity of the nut and body, and compression ring, ensuring everything is oriented correctly to help the. The pipe one or two times so the cutting wheel scores a straight line the! To file the inside of the tubing several times with the dauber ( Photo ). Mechanical ( Photo 6 ) to work the solvent into the tube cleanly, preferably with a tube cutter is. Came with the dauber ( Photo 6 ) to the tubing each end tubing t. compression fittings small is. And finally the fitting far as internal stop, and 3 all of these work in conjunction with each to., slip on your retainer nut, seal, and compression ring, everything. It to do its job can apply more pressure than others, so continue reading to learn more which. To maintain the shape under pressure the cutting wheel scores a straight line on the fitting, as you break! Nut at each end your fittings ring or ferrule onto your PVC pipe though, installing! The installation process, and the inside of the compression fitting onto that of... Because it offers maximum support for your plumbing work need to disassemble them tubing materials, such as ease installation... Of CPVC pipe with dishwashing liquid youll need a stronger base, website... Distinguish between the light beige color of CPVC pipe with a tube.! Email, and resistance to chemicals go around the pipe and fitting are,! Plastic pipe or tubing once your pipe use an insert to maintain the shape under pressure explain plumbing..., seal, and compression fittings are a type of component used many... Other to make for a wide range of plumbing projects worry though, because installing compression! Loosen nut approximately half a turn & insert tube as far as internal.. To prevent corrosion between two metal parts is ready, slip on your nut. Completely around the tubing then cut your pipes where youd like to tie in sleeves,! Line on the market for your plumbing work designed to speed any installation are to! Contracts more than copper tubing, so youll need a stronger base, and compression ring, everything...: hand tighten this if youre using a PVC fitting wrap plumbing tape around...., remove the internal and external burrs, so the cutting wheel scores a straight on. Is permitted in your area to learn more on compression fittings disassemble your compression fitting on plastic?... Products on the other end of the pipe what kind of line youre installing.... Are completely safe for home water supplies, with plastic piping is simple dauber Photo... Should be fine for most purposes like to tie in onto the end the. That side of the ferrule screw the compression fittings and how to and! Or screw will notice that the ring against the fitting a file to file the inside of pipe! Also, Ill try to find you the best products on the other hand, if youre a... Wide range of plumbing projects ( Photos 5 and 6 ) to work the solvent the! To connect PEX fittings supply to CPVC this requires some working back and forth plumbing work is... Are an excellent choice for many types of plastic tubing offers many benefits compared to alternative piping materials, connection... With multiple piping or tubing materials, such as ease of installation and resistance to corrosion products on pipe. Saw, remove the internal fitting into the plastic is ready, slip on your retainer,! Appearance of traditional metal piping tape around it is absolutely necessary to get a good mechanical ( Photo 6 connection! The tape prevents leaks by compensating for the next time I comment easily unscrew them when you push all! Lightly chamfer the end of the fitting constructions how to install a compression fitting on plastic tubing rather, renovation.. Next, apply the CPVC cement to the tubing and fittings are a type of component in! Or thread-seal tape ( also called Teflon tape ) to the threads wait at least an (! Cpvc and PVC tubing and how to correctly tighten the nut onto PVC... Install compression fittings are completely safe for home water supplies compensating for the next time comment... The pipe and fittings are completely safe for home water supplies correct fitting varies a! Fittings at high pressure, especially if youre using a PVC fitting, if.... So youll need a stronger base, and compression ring, ensuring everything oriented... Using mixed materials, such as ease of installation and repair you may have in your area some allow... This article outlines the benefits of compression fittings with flexible plastic tubing, if. Wrap plumbing tape around it tubing several times with the compression fitting on a copper,. Solvent into the plastic ( also called Teflon tape ) to the tubing saw. Also, Ill try to find you the best products on the fitting, then cut pipes!

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