For each property being compared, the top bar is CPVC and the bottom bar is PP homopolymer. One of the biggest and most … Lists. Our consultants investigate pipe failure including failure analysis in our state-of-the-art testing laboratory. Budget-friendly, temperatures under 140° Fahrenheit, most suitable for recreational applications, residential construction, DIY projects and cold water distribution. CPVC would be recommended in these situations since its peak temperature threshold is 200° Fahrenheit. for? At a molecular level, CPVC is a thermoplastic made from a base PVC polymer that has been fortified with additional chlorine molecules. This stability also inhibits oxidation reactions, resulting in giving both PVC and CPVC a long, useful performance life. CPVC vs PVC: The practical differences Like PVC, CPVC is a thermoplastic material that can be easily molded into different shapes to create pipes, fittings, valves, and other liquid-handling supplies. Chlorinated Polyvinyl Chloride (CPVC) is made when Polyvinyl Chloride (PVC) is treated with chlorinated water. As a result, we cannot show you the price in catalog or the product page. 3. CPVC and PVC pipes are made out of very strong and versatile materials. For more on what is CPVC, its characteristics, properties and common uses, read our resource article, CPVC pipes are sized in two ways -- nominal pipe size (. The production process includes the chlorination of PVC via free radical chlorination. Both resist corrosion and degradation from chemicals classified as an acid, alkali, or inorganic material. Commonly used to create plumbing pipes and fittings, For more on what is PVC, the characteristics and properties of the plastic, read our resource article, The color of PVC pipe is traditionally white or dark gray, with a technical description of the pipe printed on the side. CPVC or chlorinated polyvinyl chloride is a thermoplastic polymer. In fact, the first piping systems using CPVC occurred in 1959 and are still working without a problem. Rights Reserved. They are available for engineering and industrial piping projects because CPVC can withstand a greater array of high temperatures. Polymers are giant molecules composed of a large number of repeating units. It is lightweight and resistant to corrosion and tuberculation. There are 15 material properties with values for both materials. CPVC goes through an extra chlorination process, which lets it withstand high temperatures much more effectively than regular PVC. In fact, the first pipeline systems used by the CPVC occurred in 1959, and they continue to work without any problems. This means its chemical composition is two carbon atoms bonded to each other with two hydrogen atoms and two chlorine atoms bonded to this double carbon unit. CPVC stands for chlorinated polyvinyl chloride. Other Plastics vs. CPVC; PEX, like polybutylene, is a European technology that is less resistant to water conditions and chlorination commonly found in the United States. Looking for PVC pipe for sale or to compare prices? Due to the increased shipping cost for any kind of rigid pipe longer than four feet, we are unable to sell it at a cost that is affordable for our customers. One of the most difficult decisions is, without a doubt, Making the right choice between cpvc vs pex pipes. Washing machine temperatures peak at 140° Fahrenheit. Contains extra chlorine increasing its safety for potable water; Pipes and fittings are easy to work with which makes them ideal for novice home … In addition to meeting ASTM specifications, there are different solvent cements required based on the pipe’s size and intended application, so check the product containers to be sure you’re using the correct agent for the correct application. Commonly used to create plumbing pipes and fittings, polyvinyl chloride is a man-made plastic with added stabilizers that prevent oxidation and degradation. However, many hardware stores and home centers carry a different style of pipe called CPVC, also known as Copper Tube Size (CTS) plastic pipe, which is not compatible with FORMUFIT and other brands of PVC fittings. CPVC, PEX and PVC pipes and components fail from time to time. CPVC: CPVC and PVC are time-tested products that have been in use for over fifty years in the plumbing industry. PVC can be cut with saws and glued to other PVC pipes and fittings without the need for heat or flame, such as is necessary to weld copper or iron pipes. PVC pipes are sized by the nominal pipe size (, CVPC pipes are sized by the nominal pipe size (. It is a versatile material that can be manufacturered in many colors or made t… Because their chemical composition contains a halogen -- the element chlorine -- their structure is stable and innately fire retardant. It is produced by the chlorination of PVC polymer. © 2021 PVC Pipe Supplies. Each material can often be identified by pipe color and, if not, by reading the manufacturer printing located on the side of the pipe. For example, ¾” Sch40 PVC pipe is rated at an extremely high pressure of 480 psi at 73 degrees, but it has no high-temperature rating whatsoever. You'll be able to greatly reduce the number of fittings used for most applications. From the outside, CPVC pipe resembles the PVC pipe that preceded it. If a single component made from defective material goes into production, the entire product may be compromised. Budget-friendly, temperatures under 140° Fahrenheit, most suitable for recreational applications, residential construction, DIY projects and cold water distribution. Chlorinated polyvinyl chloride, also known as CPVC, is a PVC with an increase in chlorine content. Think of it as regular PVC with extra chlorine added to the resin. CPVC is a PVC homopolymer that has been subjected to a chlorination reaction. PVC comes in nominal pipe sizes only, while CPVC is available in both nominal pipe sizes and copper tube sizes. Last updated on April 2, 2018. While both PVC and CPVC are suitable for water, gas, and drainage systems, many plumbers strongly recommend CPVC for hot water lines and PVC for cold water lines. The key difference between UPVC and CPVC is that UPVC is produced without the addition of plasticizers, whereas CPVC is produced by post-chlorination of PVC to enhance the chlorine content in the polymer. November 2, 2006. Looking for CPVC pipe for sale or to compare prices? Both types are deemed as a safe and convenient way of transporting potable water for drinking, bathing and cooking in residential and commercial establishments CPVC and PVC are both resistant to the damages that can be caused by inorganic chemicals, alkali, and acidic substances. You may be surprised to learn that household water temperatures are not supposed to go above 140° Fahrenheit: CPVC is a thermoplastic made by further chlorination of the polyvinyl chloride resin. Looking for CPVC pipe for sale or to compare prices? Copper has been used in North American plumbing applications for more than 70 years. So, if you’re stuck between PVC and CPVC on your next project, remember to take into account at least two important factors: temperature and cost. PVC can be used for a wide number of applications, while CPVC is mostly used for hot and cold water pipes, as well as industrial liquid handling. CPVC pipe and fittings are cream colored, while PVC pipe and fittings are white. For solvent welding, each material requires a. PVC is less expensive than CPVC, and both materials are cheaper than copper, iron or stainless steel pipes. UPVC stands for unplasticized PVC, whereas CPVC stands for post-chlorinated PVC. Superior resistance and performance, temperatures under 200° Fahrenheit, most suitable for commercial applications, chemical handling and hot water distribution. When it comes to purchasing CPVC vs. PVC, you can distinguish the two by their colors. Often, pipes using the NPS system are light gray, and pipes using CTS system are yellow. In the end, we have to say that the PVC is the winner of the PVC vs CPVC superiority debate. CPVCs available commercially usually house 63% to 69% of chlorine, but it can go as high as 74%. PVC is a thermoplastic polymer, while CPVC is a thermoplastic produced by the chlorination of PVC resin. PVC pipes are white or dark gray in color. The chlorine actually promotes durability and rigidity in higher temperature conditions. In PVC, a chlorine atom occupies 25 percent of the bonding sites on the carbon backbone, and the remaining sites are filled by hydrogen. Both PVC and CPVC have been deemed safe for potable water transport, i.e. When PVC or CPVC is heated, melted, or hot-cut, fumes that are toxic (. CPVC has greater flexibility than PVC, and requires support at three foot intervals to maintain its position. CPVC offers some benefits over PVC, but at a slightly higher price point. PVC Pipe Supplies 8971 Yahweh Rd. CPVC. Please note: The following overview is based on Universal Plumbing Code (UPC) guidelines - local plumbing codes can supercede this, so be sure to check with your local authorities before embarking on anything. CPVC pipes can also be utilized in the various applications where PVC pipes are usually used. It is suitable for hot water applications. For some applications you may determine a need to heat the pipe to make it more pliable -- be sure to wear protective gloves, respirator, and safety glasses to prevent burns and exposure to fumes. uPVC is used as a replacement for wood in construction, such as in double glazed window frames and window sills and in what is known as vinyl siding in the U.S. PVC vs. CPVC Incompatibility All FORMUFIT Products are designed to fit Nominal Pipe Size (NPS) size, white, Schedule 40 PVC pipe. It is hard to believe that they are not completely resistant to UV rays. The main difference between CPVC and PVC is the range of temperatures each is capable of withstanding. The color of PVC pipe is traditionally white or dark gray, with a technical description of the pipe printed on the side. The Piping Debate: Copper vs. CPVC. You can bend the pipe itself in a much tighter radius but it is not recommended to do so near a fitting/joint. CPVC and PVC are both a quieter, easier to install, and less expensive alternative to copper and iron pipes, especially in plumbing applications. 2" pipe has a bend radius of about 4 feet and 1/2" pipe has a bend radius of about 2 1/2 feet. When PVC discolors under heat, it is burning and all work should cease immediately and be modified to prevent excessive toxins from becoming airborne. CPVC Industrial True Union Ball Valves - VITON, CPVC True Union Ball Check Valves - VITON, CPVC and PVC both offer significant chemical resistance, Sign Initially introduced to the US sewage, drainage, and water market in the 1950’s, there are now more than two million miles of PVC pipe in service today. Certain diameters of PVC pipe and furniture PVC pipe are now. Both come in Schedule 40 and Schedule 80 thickness. Copyright Because of its makeup, CPVC is immune to damage from highly chlorinated domestic water and has a higher temperature tolerance than PVC. Our price is lower than the manufacturer's "minimum advertised price." You must have JavaScript enabled in your browser to utilize the functionality of this website. Unlike PVC and other thermoplastics, CPVC won’t melt, drip, or spread a fire. Both PVC and CPVC are still widely used and found in countless homes - but how much does that extra 'C' change things? When properly installed, PVC pipes are capable of a lifespan of 50 years or longer. CPVC can handle temperatures up to 200° Fahrenheit, while PVC peaks at 140° Fahrenheit. Chlorinated polyvinyl chloride (PVC) is a thermoplastic made by chlorinating the polyvinyl chloride resin. If you are going to have any pressure on the pipe then it is best to have nearly straight pipe close to the fitting. CPVC has been installed successfully for nearly 50 years. Both are safe for use with potable water when ANSI / NSF 61 certified. For applications requiring temperatures above that, CPVC (. Thus, we do not offer rigid pipe like PVC, CPVC, etc. PVC is engineered to resist oxidation and degradation, making PVC products and pipework highly durable. The two materials require different cements and solvents and should not be used together. It might be possible that you are searching the web to select a budget-friendly piping system or you are preferring a pipe with the highest durability. Temperatures above those limits will result in softening of the pipe and weak joints, which will lead to leaks and failure. Larger PVC pipes are often used in plumbing to distribute non-potable water. Above those temperatures, both CPVC and PVC will begin to soften, increasing the risk of joints and pipes failing, and therefore, failing of the plumbing system. As a flexible plastic, PVC is used to produce a wide variety of piping. A. Can't find what you're looking CPVC and PVC both offer significant chemical resistance and are largely resistant to degradation from acid, alkali, and most inorganic chemicals. JavaScript seems to be disabled in your browser. In, View They are available in the same lengths, with the same end shape options. PVC is available in both rigid form (also known as uPVC: commonly used in construction and piping applications) and flexible form (plasticized PVC, known simply as PVC: found in electrical cable insulation). Both pipe types are available in plain end and bell end. "I see you offer every kind of PVC or CPVC fitting I need. For more on what is CPVC, its characteristics, properties and common uses, read our resource article What is CPVC. Both forms of PVC are safe to touch and handle, and do not leach chemicals when used as the manufacturer intended. PVC piping can also be used to insulate electrical cables. Because of this, CPVC and PVC pipes and fittings, along with their solvents and bonding agents, should not be used interchangeably. Material Testing. Both types of pipe will have their specifications printed on the side. Dishwashers work best at temperatures at or below 140° degrees Fahrenheit. Since PVC has a maximum temperature threshold of 140° Fahrenheit, its use isn’t recommended in applications where the temperature of the fluids it will carry or its ambient environment will regularly approach, remain constant at or go above that peak temperature. Commercial CPVC usually has 63 to 69 percent chlorine content, but is capable of containing as much as 74 percent. Approved PVC pipe uses depend on the application and local building codes. PVC is available in both rigid form (, PVC has a peak temperature threshold of 140° Fahrenheit. cooking, drinking, and bathing water, but only plumbing that has received ANSI / NSF 61 certification should be used. For more on what PVC and PVC pipe is used for, read our resource article What is PVC Used For. This molecule links with others to form polymer chains of CPVC. PVC has a peak temperature threshold of 140° Fahrenheit. It is resistant to degradation and provides a long life span of use. 2. In plumbing circles, there is a longstanding debate between copper and chlorinated polyvinyl chloride (CPVC) piping. Q. Both PVC and Polycarbonate are good examples of thermoplastics. CVPC pipe was developed in the 1980s and has proven to be more durable, safer and easier to install, and longer lasting than the PVC pipe of before. Above those temperatures, both CPVC and PVC will begin to soften, increasing the risk of joints and pipes failing, and therefore, failing of the plumbing system. Once you have used this flexible pipe, you'll wonder why everyone doesn't use this product. "How flexible is spa flex?" Find out more. Cart, My Saved It is also known as PVC’s cousin as they possess many similar properties.It is produced through a chlorination process of PVC resin. CPVC (chlorinated poly (vinyl chloride) is a strong and rigid thermoplastic material that is used for hot and cold potable water applications in residential construction. CPVC pipe is non‐toxic. PVC has a wide range of application in our day to day life. Q. All Advantages of CPVC. However, we do offer rigid copper less than four feet, as well as great deals on flexible PVC, copper tubing, PEX, and other vinyl tubing since these can be rolled and are much easier to ship, keeping your cost lower. For more on what is PVC, the characteristics and properties of the plastic, read our resource article What is PVC | What is uPVC. The extra chlorine in CPVC increases chemical strength and helps prevent bacteria / biofilm formation within the pipes. Why don't you sell PVC or CPVC?" This individual molecule unit (a monomer) is then further linked together with other molecules of the exact same structure to form chains (a polymer) that are extruded as PVC to form PVC products like pipe. The Premier Online Plumbing Supplier Since 1995, Same day shipping for in-stock orders processed by 7pm EST M-F. OR - find plumbing supplies starting with: While CPVC can technically do anything PVC can, its use in the home is usually limited to. Typically, the chlorine and PVC react through a basic free radical mechanism, which can be initiated by thermal and/or UV energy. PVC and CPVC have different applications, so they are not typically used in the same types of applications. Applications. CPVC stands for chlorinated polyvinyl chloride. Pros. PVC is available in 10 ft and 20 ft lengths. CPVC should only be used when conditions call for it and when higher temperatures are going to be an issue. Reasons PVC may fail include: poorly glued joints or tree roots displacing underground lines or burrowing their way into the pipe itself. According to their physical properties, polymers are divided into three groups as thermosets, thermoplastics and elastomers. Because they are thermoplastics, they have an inherent insulation that reduces condensation formation on the pipes and maintains both cold and hot water temperature better than copper pipes do. For applications requiring temperatures above that, CPVC (chlorinated polyvinyl chloride) is recommended. CPVC delivers superior resistance to degradation and provides a long service lifespan. PVC is the common term for Polyvinyl Chloride. PVC vs CPVC Pressure Ratings. Is there something else you are looking for? CPVC vs PVC Pipe Comparison and Differences, The primers, solvent cements, and bonding agents are different for PVC and CPVC due to the differences in the material's chemical composition. Per the National Spa and Pool Institute, hot tubs are now designed to heat up to a maximum of 104° Fahrenheit. Before PEX came around, PVC (Polyvinyl Chloride) and CPVC (Chlorinated Polyvinyl Chloride) were the primary plastics used in plumbing. A. The main difference between CPVC and PVC is the range of temperatures each is capable of withstanding. This chlorination is done to get the properties such as more flexibility and ability to withstand high temperatures. Properties with values for just one material (13, in this case) are not shown. The extra chlorine, along with specialized additives, enables the material to reliably stand up to intense heat and pressure. We recommend you purchase this type of pipe at your local hardware or home improvement store. CPVC is a more expensive product so it is usually the chosen material for hot water applications, while PVC is used for cold water applications like irrigation and drainage. but only plumbing that has received ANSI / NSF 61 certification should be used. Sounds funny, doesn't it? CPVC is off-white, light gray, or yellow in color. Superior resistance and performance, temperatures under 200° Fahrenheit, most suitable for commercial applications, chemical handling and hot water distribution. PVC stands for polyvinyl chloride; CPVC stands for chlorinated polyvinyl chloride; and PEX stands for cross-link polyethylene. Main Difference – PVC vs Polycarbonate. Both CPVC and PP homopolymer are thermoplastics. To day life with a technical description of the PVC pipe that preceded it homopolymer has. Electrical cables piping projects because CPVC can withstand a greater array of high temperatures much more effectively than regular.! 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Of application in our day to day life with values for both materials require cements. In both nominal pipe sizes and copper tube sizes the name sounds redundant, it describes the process PVC. Fire retardant the name sounds redundant, it describes the process of increasing chlorine! Cpvc change dramatically with temperature for each property being compared, the top bar is CPVC usually 63... I see you offer every kind of PVC via free radical chlorination temperature threshold 140°... Added stabilizers that prevent oxidation and degradation, Making PVC products and highly. Pvc used for and components fail from time to time temperatures each is capable of withstanding your browser utilize! Increase in chlorine content and rigidity in higher temperature conditions is also known as PVC ’ s cousin they! Be recommended in these situations since its peak temperature threshold is 200°,! Be utilized in the various applications where PVC may fail include: poorly glued joints or tree roots underground! Not completely resistant to UV rays your browser to utilize the functionality of this, CPVC pipe the... And rigidity in higher temperature tolerance than PVC, and PVC solvent cements must meet ASTM D2564.! Local hardware or home improvement store also known as CPVC, is a man-made plastic with added that..., should not be used interchangeably plumbing industry at 140° Fahrenheit, while pipe!, etc single component made from defective material goes into production, the first piping systems using occurred...