Note: Black jacketed CSST piping that is certified as arc-resistant is marked with the letters AR (Arc-Resistant) indicating compliance with the CSA/ANSI LC-1 standard. I encourage you to check your homeor have a pro come help check your home to see if you have CSST installed, and double-check to see that the bonding was properly installed. Original source: https://tracpipe.ca/wp-content/uploads/FGP_001_DI_Guide.pdf Also seeCAN-CGA-B149.1 Natural gas installation book used in Canada. Flexible Appliance Connectors (FACs) are short pre-made store-bought pieces. Flexible gas lines (known as CSST) are safe to use if properly installed in a home. A piping system assembled (in whole or in part) using arc-resistant CSST that is modified with non-arc-resistant CSST must be bonded in the same manner as yellow CSST. U.S. Patent 6,695,353, issued February 24, 2004. 0,`^! Please enter your e-mail address below. This material was approved for residential use in 1988 by the National Fuel Gas Code. As the documented history of these incidents developed, tests were conducted which proved that lightning could damage CSST gas piping, and which suggested a way to reduce the possibility of lightning damage. I'm here to help you maintain, inspect, and renovate your home! arrow_right. Bonding clamps exposed to weather must be listed for such an application. There is a difference. The painted FAC has very pronounced ribs you can see and feel on the tubing. Flexible gas line code is a set of government regulations that controls flex gas line installations. 248 0 obj <>stream Watch out: Let's avoid a point of confusion: CSST used as gas piping runs in buildings is not the same product as the flexible gas connector tubing (shown below) used to actually connect gas appliances to the gas supply system, and different installation and product protection measures are required. The ICC PMG Official Membership Council website offers many resources. The manufacturer's reply was essentially that the CSST needed to be kept 3" away from finished surfaces or protected by nail plates if also within 5" of some constraint (like a penetration through a framing member). This isnot a DIY repair. Rising Tide Consulting, L. L. C., and L. L. C. Cutting Edge Solutions. I think that only Ward continues to produce the yellow CSST for sale in the U.S. origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared payment. Standard on Manufactured Housing (NFPA 501), the . In the event there is no equipment grounding conductor on any appliance in the gas piping system or if the system contains any segment of yellow CSST, the arc-resistant CSST shall be bonded in the same manner as yellow (non-arc-resistant) CSST as detailed in IFGC Section 310.2/IRC Section G2411.2. Chances are that it was not done at all, and you need to rectify that. This document requires that CSST gas pipe to be bonded to the premises electrical grounding system. Yellow is the universal color for anything gas related in a home. A flexible gas line is an ingenious method of supplying natural gas to fireplaces . Usually no more than a few feet long. The permanent bonding of non-arc-resistant (yellow) CSST piping systems directly to the grounding electrode system of the structure in which the CSST is installed serves to lower the voltage build-up on the CSST caused by unintentional energizing from outside sources such as lightning strikes. 1. Hi Tom, it is my understanding that a single bond point is all that is required (as long as it follows the manufactures instructions). Can i bond Csst at my furnace to a copper water line ? The following summary highlights the various steps, hardware and practices needed for the successful electrical protection of the CSST gas piping system using both approaches. The council open to all ICC members and serving the needs of PMG officials and industry professionals consists of a great team of professionals who are willing to share their technical expertise and experiences. These short appliance connectors are usually only 12-72 inches long. 193 0 obj <> endobj Just because a home is exempted from current code requirements doesn't mean that the existing flexible gas line installation is safe. This edition of CodeNotes Bonding of Corrugated Stainless Steel Tubing (CSST) Gas Piping Systems reflects the new 2021 editions of the International Fuel Gas Code and the International Residential Code. Joe said this was the unofficial- official rule. Website: www.gastite.com, Email: gastite@gastite.com, Metal-Fab, Inc. (manufacturer of Diamondback CSST gas piping). "Industry PR Efforts Prompt Media Coverage of CSST / Gas-related Lightning Fires". Existing steel or copper piping systems must be retroactively bonded when modified by adding yellow (non-arc-resistant) CSST to the system regardless of the length of CSST added. Thank you for sharing. Thanks J. gq Y7v0XSv 5&ZRK ";"f^ c}3 -E Hey Tom The bonding point for CSST should only be back at your electrical panel as far as I know. The requirements set forth Sections G2411, and G2415.7 of this code. The idea is fairly simple. TracPipeCounterStrikehas been shown to be up to 400 times more resistant to the damaging effects of electrical energy than conventional CSST. If you are concerned with your install I would have an electrician check the bonding of the system to make sure things are done correctly. A separate grounding electrode and grounding system cannot be established just for the fuel gas piping system. Agreed? If getting to your panel is a hard task, you should call the manufacturer of the CSST and see if they can offer any other solution other than a direct bond to the electric panel. Some local jurisdictions further detail CSST gas piping installation specifications such as where and how it can be routed. One of two tables in the International Residential Code that governs pipe size for CSST. In Japan the system has a decade more experience. SECTION G2426 (502) VENTS. Is there such a thing as a 1" gas non corrugated flex connector tube for a commercial kitchen range on wheels that is code compliant? connect a short piece of black pipe to the elbow, and connect it to the regulator installed by the propane supplier. 3. Standard "yellow" or newer black CSST can be recognized in (usually) long runs between the building gas source and its point of use at gas appliances. In general, the shortest bonding conductor will be the most effective. The clamp used must be listed for the location and type of mechanical attachment. This flexible gas piping has a very thin metal wall, only about 0.3-mm thick, and it can become a fire hazard if improperly installed. The bonding clamp can be mounted at any location within the piping system, however, the clamp must be attached to a length of rigid pipe, a malleable iron pipe fitting, a prefabricated manifold, or a brass CSST fitting. Its when things go wrong the ground wire steps up and become the hero. "Corrugated tubing fitting." The International Residential Code doesn't specify the wire to be used for bonding, but it ismost commonly a #6 AWG copper conductor and installed where the solid gas pipe gas line first comes into the home. Natural Gas and Propane Installation Code (CSA B149.1), the . [No additional manufacturer bonding requirements]. Check out willingness detailed code escort here! This code requires bonding for CSST and includes detailed specifications for installation of CSST including the installation and spacing of supports (ranging from 1.2 to 2.4m depending on pipe diameter). FACs will come with a data tag hanging on them, unless the installer tears it off. My blog is here for info about home inspections around the Louisville, Kentucky area, and just about anything construction-related. If you're already an ICC member Sign In Now. This guide isn't meant to detail every code, and I have summarized a few of the most important codes for flex gas lines from the IRC Chapter 24 Fuel Gas. arrow_right. It is estimated to be used in more than half of the homes built today. Industry Applications Magazine, IEEE 19, no. Please change your password. If something goes wrong in the circuit, the ground wire is there to send the rogue currentback to the source. I am looking to bond out CSST gas line which is in our crawl space of the house (dirt floor) and the copper water pipe is close by. Flexible steel conduit is required where CSST is routed in "floppy sections" through building cavities where it cannot be secured away from cavity surfaces. This movement of electrons cancause arcing between the building materials that can carry electrical current. Durham, M. O., and R. A. Durham. model name / number: 11-01075. size / dimensions: 75' x 1" id. vsantos (Vince Santos, Reg104669Cc . What Is The Code For Dryer Vent Installations? CSST gas piping is used to route natural gas or LP gas supply through a building while the flexible gas tubing shown below is specifically designed for the connection of gas appliances to the gas piping system. Bonding a CSST gas distribution system requires cooperation between the installer of the system, the electrician, and the installer of the lightning protection system if the building has one. Jus curious. A Discussion About CSST Gas Lines and its Requirements. You can also see the pipe sizing chart for the manufacturer Gastite here. Watch out: The concern is for mechanical damage or puncture and a subsequent gas leak, asphyxiation or explosion death of occupants. "The OPM problem is explained at OTHER PEOPLE's MONEY. We hope you enjoy this newest edition of CodeNotes. City Of Philadelphia (2011) in Philadelphia: OHCD/PHCD/RDFA Small Building Regulations (2011), Division 22 Plumbing, Quality Standards and Construction Procedures: - retrieved 14 Apr 2015, original source: http://www.phila.gov/ohcd/smallbldgspecs/smallbuildingspecsjune2011.pdf#page=231, Hardened nail plates are required where CSST passes through wood framing at distances less than 3" from the cavity surfaces. Be sure to read those and the applicable standards that are given in the article above on this page as well as manufacturers own installation instructions. CSST remains popular because of its flexibility, easy installation, and reduced leakage risk. Past topics include backflow devices and the protection of the water supply, gas pipe sizing based on the latest edition of the International Fuel Gas Code and the International Residential Code, and bonding of corrugated stainless steel tubing gas piping systems, just to name a few. Thanks. His career began as a second-generation plumber, working for his father at Clifton Plumbing Inc., in Tampa, Florida. CSST is also installed in other countries. Flexible appliance connectors also have a corrugated pipe except that the corrugation is visible and there is no plastic sheathing. In Petroleum and Chemical Industry Conference (PCIC), 2010 Record of Conference Papers Industry Applications Society 57th Annual, pp. I'm a dwelling contractor in Wisconsin, I would like more information on Corrugated Stainless Steel Tubing (CSST) used for gas piping in buildings. On 2021-10-05 National Fuel Gas Code (ANSI Z223.1/NFPA 54), the . Bonding Clamp. CSST comes in rolls as long as a few hundred feet. What size wire should be used when bonding CSST? One would think that excluding concerns for corrosion, similar worries apply to (and generally prohibit the use of) flexible copper tubing when used for gas piping: it is not routed within building cavities. Im installing a propane gas stove and will tap off the 220v stove receptical for a 110v for the stove power. BUT in both cases the CSST product selected must be the right one for the installation and you must follow the manufacturer's instructions. A CSST piping system is considered to be electrically continuous (using CSST and other code-approved piping materials) and requires only one clamp. There was an oven installed at the adjacent kitchen. It is used frequently in construction in lieu of black iron pipe today, which is the traditional material used for gas distribution (both natural gas and propane). 3 (2013): 60-66. One or more of the grounding electrodes (ground rods) for the electrical system. Does this mean the black stuff doesnt have the same problems as the yellow? It was noted that this damage could be due to the small mass of CSST compared to black steel pipe. The IRC has two tables to determine pipe size in Chapter 24 for flexible gas lines. Flexible gas line or CSST is easy to install. Read Also >> What Is The Code For Stairs? Each aboveground portion of a gas piping system other than CSST that is likely to become energized shall be electrically continuous and bonded to an effective ground-fault current path. I am concerned that it may be a safety issue. To the untrained eye, they do look a lot alike. Charles Lee Clifton, retired senior director of plumbing, mechanical and fuel gas resources for the International Code Council, has more than 45 years of experience in the plumbing, mechanical and fuel gas industry. hb```f``*d`e`` B@1630dii>~!eQYgm,Dfw~Ca:y1m 35eUTX41jv3s^v[9:v-=xV'tnIcd kyyE00 Someone, probably a home inspector, is spending your money to reduce their risk - it's a great deal for them as your money is "free" to them. KAERMO CSST Gas Line, 1/2 ''100FT Flexible Gas Line, Natural Gas Line with 2 Male Adapter Fittings, Corrugated Stainless Steel Tubing, Propane Grill Conversion Kit. Ive not heard of any failures from the black stuff, but its still early. Mark I don't know what that is. Free shipping. $8g , "Direct Lightning Withstand of Corrugated Stainless Steel Tubing for Gas. Probably. Albino, Mark. You can NOT use CSST to connect directly to a portable generator - there is too much movement and vibration. Since then, CSST has gained in popularity as contractors have quickly discovered it could be installed in a third of the time with fewer fitting, which reduces the likelihood of leaks. Flexible Gas Line Code (2023 CSST Requirements) Arie Carrier Tuijl | Licensed Place Inspector . Want to learn all about flex line gas code and proper installation? I grew up with a hammer in my hand, and have been a professional home inspector for 14 years. In fact, in my home inspections here in Louisville, KY, I cant recall ever seeing it done, and I see the product almost daily. According to the CSST Safety Website (below), corrugated stainless steel tubing is installed in about 500,000 new homes each year. 1" x 75' NEW in box. 974 Breckenridge Ln, Suite 138 Read Also >> What Is The Code For Bathroom Fan Venting? The risk of arcing damage to CSST is increased in areas where lightning activity is greatest and where the CSST is not well bonded to a grounding system. They say go to the panel. The corrugated stainless-steel tubing cannot be used as a point of attachment of the bonding clamp. However, newer CSST (usually black jacketed, not yellow) has an arc-resistant jacket that is already considered bonded when installed to a grounded appliance such as a furnace. OPINION: I agree that CSST needs to be protected from damage, including or perhaps in particular when it is run through building cavities where, hidden from view, it's otherwise too easy for a future building occupant or worker to shoot a nail or screw through the material. Ideally, you want to put the bonding clamp in a spot where the wire will be asshort as possible back to the electric panel. Can plumber split in a joint connector, or does the whole line need to be replaced? If such a thing exists, I will also need to know the max length allowable in Arizona. Such a thing exists, i will Also need to know the max allowable... 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