An Underwriters Laboratories listed bonding clamp 467 should be used to make the electrical connection to the CSST gas line. Yes there are version of CSST sold for outdoor use. It is commonly used nowadays and . This stops the danger of the situation and lets you know something is wrong. Maybe. If your home is newer (say built in the past 20 years or so) there is a very good chance you have CSST installed as part of yourgas distributionsystem. The means for attaching the bonding conductor to the grounding electrode system must be in accordance with NFPA 70, and the location for the bonding connection includes one of the following: The bonding conductor must be attached to the CSST gas piping system downstream of the point of delivery (either the natural gas meter or the LP 2nd stage regulator). Asking $300 for all. Home Building Code Flex Gas Line Id. Several manufacturers also recommend the upgrading of existing CSST systems to include the required bonding. Picture is from the lower level laundry / boiler room. YOU CAN LEARN MORE ABOUT THIS BY DOWNLOADING THE NOTICE HERE. Thank you! National Fuel Gas Code (ANSI Z223.1/NFPA 54), the . This is a no-no. The idea is fairly simple. Builders and contractors like CSST because as it is flexible, it is much easier to install than rigid . Thanks. They say go to the panel. . Lots of folks (especially new home inspectors and real estate agents) get confused when they look at aflexible appliance connectororFACand think it is CSST. 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. "Lightning dangers on corrugated tubing carrying hydrocarbons." Such lightning-related electrical arcing can weaken or even perforate the gas piping leading to dangerous gas leaks. CSST Pro Flex Gas Line 1"x25' with (2) 1"MIP x 3/4" FIP Fittings (New Used) $85.00. The use of corrugated stainless-steel tubing jacketed with yellow PVC or polyethylene (CSST) as piping for natural and LP gas has been growing rapidly since its introduction in 1989. On 2020-05-22 - by (mod) - How can the CSST be bonded when its not near my unit or the electric panel? I am selling it and buyer wants CSST bonded. Geeky Technical Answer:Bonding is when multiple metalparts of a building thatcouldcarry electricalcurrent (usually wires, or a wire and a metal pipe) are connected together- typically with jumper wires. "Preassembled fitting for use with corrugated tubing." The ICC (International Code Council) released this document a few years ago that is a great overview of how to properly bond CSST in your home. Stringfellow, Michael F. "Causes of residential lightning fires: Electrical arcs are at the root." If it were electrical wiring, it would be Romex. Both arc-resistant jacket systems provide equal protection along the entire length of the piping system, and the extra bonding described in this CodeNotes is not required. Newer black or dark-jacketed CSST gas piping (shown below, adapted from GasTite's FlashShield CSST sales literature) currently sold by most manufacturers may not require special bonding. 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. Reading a few manufacturers' installation guides, there doesn't seem to be a requirement to SECURE the gas line at all -- it just has to be supported every 8' or so horizontally, right? In Petroleum and Chemical Industry Conference (PCIC), 2010 Record of Conference Papers Industry Applications Society 57th Annual, pp. If you live or work in a structure built between 1990 and 2006, or if gas line work was performed on your building during that period, be aware of possible safety hazards associated with CSST. The manufacturer will specify where and when shutoff valves will need to be required. Dov Ber Kahn, a home inspector in Rockland County, NY has contributed photographs of various building features. The yellow coated stainless steel gas line. CSSTis a flexible gas line material that has been used in millions of homes across the United States and the world. I am a licensed home inspector in Virginia and have inspected thousands of homes. The flexible gas line code in the IRC doesn't explicitly state how often it needs to be supported, but it says you must follow manufacturer instructions on spacing. Can I use the ground wire on the 220v stove receptical to bond the csst to my main panel? I think it is the black csst, May have a continuous ground, through the length of the pipe. 3. Your account has been marked for password reset. Of course there are protection, routing, electrical grounding and other requirements for such . Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Continue readingat GAS PIPING, VALVES, CONTROLS - topic home, or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. But CSST is indeed in widespread use as gas piping in both exposed and hidden locations. do NOT contact me with unsolicited services or offers. FLEXIBLE APPLIANCE CONNECTORS WERE ONCE MADE FROM UNCOATED BRASS AS YOU SEE IN THE IMAGE BELOW. 2. 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. Thanks for the write up. It is snaked through the building as part of the distribution system and the runs are cut and put together on the job site. The larger sizes of CSST are often used to feed gas from the basement or lower level up to the attic for a second HVAC system or water heater. Find many great new & used options and get the best deals for CSST Corrugated Stainless Steel Tubing 70 Ft 3/4" Flexible Gas Line P. at the best online prices at eBay! My blog is here for info about home inspections around the Louisville, Kentucky area, and just about anything construction-related. To the untrained eye, they do look a lot alike. "Underground piping system." Ten 1" Male x CSST Fittings (NEW in box). LIGHTNING SAFETY WARNING FROM MANUFACTURERS OF CORRUGATED STAINLESS STEEL TUBING (CSST), "Diamondback Flexible Gas Piping - Snake-It Design Guide and Installation Instruction Manual", Tecvalco Ltd., 3481 Stanley Ave. RR#1, Niagara Falls, ON L2E 6S4, Canada, - retrieved 13 April 2015, original source: http://www.tecvalco.com/sites/default/files/files/Tecvalco %20Diamondback/Diamondback_Design%20Guide% Flex corrugated gas lines have been involved in a number of lawsuits over the years. It has 6 units. . The 2009 edition of NFPA 54, National Fuel Gas Code, includes new requirements for bonding CSST gas piping systems to the grounding conductor of the buildings electrical system, to reduce the possibility of damage by lightning strikes by reducing the electrical potential between metallic objects and building systems, including gas distribution. Required fields are marked *. The connection point made to the gas distributionsystem should be downstream from the gas meter or propane regulator. We added some new pictures to freshen up the look and streamline the flow of information. The conductor must be attached to the piping system using a listed bonding clamp in accordance with UL 467. Though this has always been a manufacturers requirement; the IRC code specifies this bonding requirement for all types of CSST since at leat 2009. If you have black CSST in your home, and the jacket has been removed more than 2 in, I encourage you to reach out to TrackPipe for detailed instructions on correcting this installation. 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. Good idea! I have an inspector saying they all have to be,thanks. 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. 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. 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). GasTite, Inc., (manufacturer of FlashShield system Corrugated Stainless Steel Tubing (CSST). Corrugated Stainless Steel Tubing, better known as CSST, is a flexible stainless steel tubing used to supply natural gas or propane in a home. Your email address will not be published. Because it is flexible, the walls of the pipe have to be thin. Hi Rich There are a lot of moving parts here. Hey, I'm Arie and I created this site. Electrically bonding the CSST will ground the gas line and help prevent damage and subsequent fire risk. I'm finishing my basement ceiling which includes building a bulkhead around ductwork, plumbing and two CSST gas lines. FACs will come with a data tag hanging on them, unless the installer tears it off. 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. arrow_right. arrow_right. @Dennis, Instructions and other literature from CSST manufacturers now include these bonding requirements from NFPA 54. on the brass fitting connecting each run of CSST to a manifold. How many homes have CSST installed? In addition, manufacturers require protective plating to prevent nails from damaging the flexible gas lines. Only registered ICC members have access to this article at this time. Your thoughts. Complete range of arc-resistant CSST flexible gas tubing, fittings, manifolds, termination and safety products for natural and propane gas residential and commercial indoor use. Thanks J. U.S. Patent 6,315,003, issued November 13, 2001. Probably. Flexible steel conduit is required where CSST is routed in "floppy sections" through building cavities where it cannot be secured away from cavity surfaces. 800-818-3201 Free Shipping on orders over $99 ship free Ship To: 11234 . (2009). 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. I read through the 2017 NEC, specifically focusing on 250.104; however, I could not figure out a clear answer. Check out willingness detailed code escort here! You will likely have to bond your TracPipe CounterStrike CSST as mentioned above for the yellow version. The clamp should go on the nut of the CSST, or the black iron pipe of the gas system as it enters the home. Please enter your e-mail address below. $98.95. This movement of electrons cancause arcing between the building materials that can carry electrical current. Flexible gas line code is a set of government regulations that controls flex gas line installations. Can US code flexible stainless steel tubing be used in canada. IF YOUR HOUSE GETS HIT BY A DIRECT LIGHTNING STRIKE, YOU REPLACE WHATEVER IT DESTROYS, AND BURY ANYONE WHO DIES. CSST Safety Website: www.csstsafety.com, hosted by the National Association of Fire Marshals (NASFM), http://www.firemarshals.org/ This website discusses various aspects of CSST safety including lightning hazards, electrical ground bonding and grounding connections, and recommendations for consumers. For comparison, 'black iron' gas pipe will usually last around 50-100 years. 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). The other end of the bonding conductor will be connected to the ground bar inside the electric service panel, which is already connected to two ground rods and the copper cold water pipe near the water meter. $8g , 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. Free shipping. Are special brackets required? I'm a dwelling contractor in Wisconsin, I would like more information on Corrugated Stainless Steel Tubing (CSST) used for gas piping in buildings. WHAT DOES ELECTRICAL GROUNDING AND BONDING MEAN? Its when things go wrong the ground wire steps up and become the hero. Its $8 people. If you havent already done so, please go online and become a member of the PMG Official Membership Council. Since 1990 CSST has been used within many buildings in both exposed and enclosed areas to install new gas system piping. These supports basically hold the flex gas line in place and help prevent unwanted movement of the gas line. The photo, from a Generac generator manual provided in our articles on that topic, shows a prohibited flexible connector (that example isn't CSST) at a generator.. We have not found "CSST" mentioned at all in the backup electrical generator installation manuals that we reviewed. Good catch Scott. Flex Gas Lines Need To Be Installed With Supports, Flex Gas Lines Should Be Electrically Bonded And Grounded For Safety, Flex Gas Line Pipe Size Is Based On A Few Factors. Keep up-to-date on crucial industry news, innovative training and expert technical advice with a free subscription to the award-winning Building Safety Journal. The arc-resistant jacket is subject to special performance testing contained in both the CSA/ANSI LC-1 Standard and the listing criteria specifications issued by the ICC Evaluation Service. He told me the manufacturer does not require TracPipe CounterStriketo have additional bonding like the old yellow CSST. How can the CSST be bonded when its not near my unit or the electric panel? Is cast legal for commercial application in Illinois? Kraft, Brian, P.E., & Torbin, Robert, P.E., "Evaluation of CSST Gas Piping Subjected to Electrical Insult." When the house was built (2002) the contractors used just enough of the CSST to get from point A to point B pinned to the underside of the ceiling joists. The ICC PMG Official Membership Council website offers many resources. I wonder if you could give me an idea about support and protection requirements for CSST. 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. If you were to introduce electrical current on one of the wires, the bonding will spread things out and keep thevoltage from wanting to arc (or jump) from one conductor to another. Can csst be supported on the bottom of floor joists in basement. 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 [Prohibits use of CSST gas piping], "Uniform Plumbing Code, Abu Dhabi Emirate" Uniform Mechanical Code for Abu Dhabi (2009). Joe and I spoke about the bonding requirements for black CSST. 99. The code requirements from latest model codes, 2018 National Fuel Gas Code and 2018 International Fuel Gas Code will be presented. We will email you a link to reset your password. Many U.S. states around 2006 enacted a CSST gas line code that requires electrical bonding of CSST such as this example in Virginia. Albino, Mark. CSSTis a flexible gas line material that has been used in millions of homes across the United States and the world. Currently (2015) the manufacturers have pretty much switched to an improved, more durable CSST gas piping whose design includes a protective outer jacket and for which extra manufacturer-specified ground bonding is not required. Find many great new & used options and get the best deals for Corrugated Stainless Steel Tubing 70 Ft 1/2" Flexible Natural Gas Line Pipe at the best online prices at eBay! Would appreciate some clarity on CSST bonding- a number of the posts I have read are confusing to me anyway. It is an alternative to rigid steel or iron pipes generally used to carry natural gas through a home. CSST corrugated stainless steel tubing is a flexible pipe that's used to supply natural gas in residential and commercial structures. Website: www.wardflex.com/index.htm. You can also see the pipe sizing chart for the manufacturer Gastite here. The conductor can be installed indoors or outdoors. Telephone 800-662-0208 U.S. Patent 5,799,989, issued September 1, 1998. Omegaflex, Inc. (manufacturer of TracPipe and CounterStrike CSST gas piping), Omega Flex Incorporated, 451 Creamery Way, Exton, PA 1 Tel: 610.524.7272 Toll Free: 800.355.1039. We had trouble relating industry estimates with US Census data and U.S. Energy Information Agency data, but there is no doubt that the piping has been installed in many homes in Canada, the United States, and Japan. The bond to the water line seems acceptable rather than running a wire to the service box. 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. The ribs on CSST gas lines are not as pronounced as they are on FACs. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. Corrugated stainless steel tubing was invented in 1988 and gained approval for use in most of . Website: www.parker.com, Pro-Flex, LLC (manufacturer of ProFlex CSST Flexible Gas Piping) Some local jurisdictions further detail CSST gas piping installation specifications such as where and how it can be routed. Im sure there are many other manufacturers but these are the big two I see in my area. Some CSST manufacturers will require a minimum of flex line support every 4-feet, but other companies may only need support every 8-9 feet. CSST is short forCorrugated Stainless Steel Tubing. SECTION 413 (IFGC) COMPRESSED NATURAL GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES. If they call for it, more than likely they will sell it. However, new homes with CSST require electrical bonding or grounding to protect against lightning strikes. CSST remains popular because of its flexibility, easy installation, and reduced leakage risk. Home Inspector Secrets is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. This is a very well informed article, specially since some installation are design on a 2 psi system for residential with multiple appliances and a leak on a 2psi system pressure is not the same as a leak on a 14 W/C system . 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