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. CSST x 25 ft. With CSST, the piping just gets cut to length and a fitting attached to the end. Unlike many other parts of the country, Minnesota allows the use of flexible soft copper for gas piping. Gas connectors will often have a coating on the outside - not a jacket. A must see video. When installed outdoors, the plastic jacketing shall remain intact as much as practical for the given installation. Subject to underwriting guidelines, review, and approval. This means CSST is not an acceptable substitute for an appliance connector. 2. Keep in mind: existing grades can change and the current … This one is poorly supported. ANSWER: CSST is often coated with a yellow, or in some cases, a black exterior plastic coating. CounterStrike ® is currently in use for gas piping systems in single and multi-family residential as well as commercial and industrial buildings. The TracPipe® CounterStrike® CSST (corrugated stainless steel tubing) flexi-ble gas piping material must only be installed by a qualified person who has been sucessfully trained through the The TracPipe ® CounterStrike ® gas piping installation program. Have your CSST system inspected by a licensed electrician. 1/2 in. This last item has been the topic of many blogs and articles, and is apparently one of the more important things to look for. That means strike plates must be used. CSST easily snakes into attic and basements areas, around corners and bends, and through walls. This is a product that can be used for the distribution of natural or LP gas throughout buildings. It should not be confused with appliance connectors, the similar flexible piping that connects directly to moveable … HOME-FLEX Corrugated Stainless Steel Tubing or CSST is great for installation of gas appliances. The gas piping is known as corrugated stainless steel tubing, or “yellow CSST.” CSST is a flexible, stainless steel pipe used to supply natural gas and propane in residential, commercial and industrial structures. That's probably a wise thing for the CSST industry, because it means there will be less improper / unskilled installations. Much easier to work than steel pipe, uses fewer fittings, and weighs a lot less too. • For through penetrations of fire walls refer to UL Classifications in the Appendix of the D & I … (back to top) QUESTION: What is the difference between yellow-jacketed and black-jacketed CSST? Lightning striking a CSST gas line system can be extremely dangerous. enforces the plumbing or mechanical codes where gas piping is installed. The most common type of CSST that I see here in the Twin Cities is Gastite - in fact, that's all I can ever recall seeing. Another reason that I probably don't see as much of this material is that it's not readily available to the handy homeowner. 4) Check for Updates. Tubing shall be supported in a workmanlike manner with pipe straps, bands or hangers suitable for the size and weight of the tubing, at intervals not to exceed those shown in Table 4-3. A strike on or near a building can travel through the structure’s piping system and cause a damaging power surge that can produce a gas leak or fire. Likewise, can Csst be run underground? Get educated now to ensure your home or building is protected. Much easier to work than steel pipe, uses fewer fittings, and weighs a lot less too. It is not mentioned in the 2011 NEC by name, but Informational Note No. While most building products can be easily purchased at any home improvement store, CSST can't. However, due to the higher cost of the stainless steel product & brass fittings and the additional labor & materials to install the conduit, it is not typically feasible to use CSST for most underground gas … this is a link to toggle the menu off and on, What to Know When Buying Life Insurance During the Pandemic, 15 Unusual Uses for Everyday Items [Slideshow]. TracPipe ® CounterStrike ® is a flexible stainless steel piping system used for natural gas and propane installations. If CSST is your selection, I would use TRACPIPE Counterstrike Flexible Gas Piping available at Amazon. So CSST can be used outdoors. Gas lines are bonded and only require extra bonding if its CSST and this bond line must be 6 AWG copper to the electric grounding conductor from the point of entry for the gas not a rod to ground. Outdoor installations - Along side a structure – When installed along the outside of a structure (between the ground and a height of 6 ft.) in an exposed condition, the CSST shall be protected from mechanical damage inside a conduit or chase. The plastic pipe may never be used above ground, in a building or under a building. CSST will also be identified as such on the jacket itself. 95. The installation procedure for flexible soft copper is comparable to CSST, making it far easier to install than rigid gas piping. Do not bend the pipe too much. 4.6 out of 5 stars 72. Running CSST gas line to stove I’m doing the same thing and I’m looking for advice where to hook the gas line in, to feed the new stove.The stove installation manual recommends upsizing the supply pipe a quarter inch above the inlet pipe of the unit. above grade to the outside. It should NOT be used outside. The gas line starts at the meter outside your home and connects to each appliance that requires gas. These requirements come directly from Gastite's 102 page installation manual (fun reading). Working around buried facilities Main lines are generally found at least 24 inches deep, while service lines are gener- ally found at least 18 inches deep. Just the end fittings. Corrugated Stainless Steel Tubing – or CSST – is a yellow flexible pipe used to provide natural gas and propane to many homes and businesses. 4.5/5 (1,555 Views . So CSST can be used outdoors. REGIONAL/MODEL CODES. • For through penetrations of fire walls refer to UL Classifications in the Appendix of the D & I … A very brief history of CSSTCSST was invented in 1988, and gained approval for use in all commercial and residential installations throughout the United States in 2003. Specifically, when CSST is installed underground exterior to a building, it must be protected as required by 248 CMR 5.03 (6) (j). For use with movable appliances, Gastite® must be rigidly terminated before the appliance connection. corrugated stainless steel tubing (CSST) flexible gas piping material must only be installed by an installer who has been successfully trained through the FlashShield® and Gastite® training program. It's great stuff, but if it's not bonded properly it can burn your house down. Update 1/13/17: For the latest information on CSST bonding, check out my latest blog post on the topic: CSST BondingSeveral months ago I wrote a blog about how great PEX tubing is, and today I'm going to discuss the equivalent for gas piping - Corrugated Stainless Steel Tubing, which is commonly referred to as CSST. If CSST is your selection, I would use TRACPIPE Counterstrike Flexible Gas Piping available at Amazon. CSST runs from the gas meter or propane source to gas appliances through the basement, walls and attic, depending on the type of construction. Where all three of the following conditions exist mechanical strike protection must be used: Concealed, Constrained, and Within three inches of a potential thread. Danger: Improperly bonded and grounded CSST can result in natural gas leaks or fires in buildings struck by lightning. Installation of CSST Gas Piping Systems . CSST will also be identified as such on the jacket itself. CSST for use in underground gas piping installations must be sleeved in suitable conduit, either electrical conduit or ABS. $99.95 $ 99. the underground fuel gas installation. Corrugated Stainless Steel Tubing HOME-FLEX Corrugated Stainless Steel Tubing HOME-FLEX Corrugated Stainless Steel Tubing or CSST is great for installation of gas appliances. It's easy to understand why it has become such a popular product. It can also be installed with portions of black iron pipe or copper. Direct bonding better secures electrical continuity and conductivity through metal pipes, while grounding can send any lightning strike into the ground. Otherwise a Gastite angle stub or rigid pipe components must be used. corrugated stainless steel tubing (CSST) flexible gas piping material must only be installed by an installer who has been successfully trained through the FlashShield® and Gastite® training program. The black jacket signifies a protective jacket design, which provides a level of lightening arc protection to the CSST (tubing) underneath. Tubing must be protected from contact with sharp objects including metal cabinet edges or metal studs edges. ARE PERMITTED BENEATH. CounterStrike ® ‘s superior corrugated tubing coupled with AutoSnap ® fittings combine to make the best CSST product available. The sleeve must maintain a continuous watertight barrier between the masonry material and the CSST, up to or past the edge of the masonry hole. HOME-FLEX Corrugated Stainless Steel TubingHOME-FLEX Corrugated Stainless Steel Tubing or CSST is great for installation of gas appliances. CSST, or corrugated stainless steel tubing, can be used underground if it is encased in conduit. Nationwide Mutual Insurance Company and Affiliated Companies. Larger diameter’s are necessary to pull the CSST thru the line, generally 3″ conduit is used. Tubing routed on top of ceiling joists and other structural members which comply with the horizontal support spacing requirements will be considered sufficiently supported. Watch this video to learn more about CSST safety and risks. Flex line is often confused for (CSST) or corrugated Stainless Steel tubing, which has been used since 1990 to connect INTERIOR appliances to a gas line. Gastite has a great video on their web site showing how it's done - click here to see it. Just the end fittings. The sulphur in the gas can react with the zinc. 2.) It works well in supplying gas to several appliances at home because … 1-16 of 148 results for "csst gas line" Best Brose 3/4" Tubing Pipe KIT 70ft, Corrugated Stainless Steel Tubing with 2 Male Fittings (70) 4.2 out of 5 stars 97. This gas line is at the top of an attic scuttle hole. Most the time one run of pipe completes the connection to an appliance with no couplings or nineties. Yes, however it must be sleeved in a non-metallic conduit ½” larger than the pipe.HOME-FLEX CSST has been tested and certified by CSA and IAPMO for compliance with the industry standard ANSI LC-1 / CSA 6.26, “Fuel Gas Piping Systems using Corrugated Stainless Steel Tubing (CSST).”. This is a relatively new, flexible material that is approved for the distribution of natural gas inside of homes. Flexible gas piping CSST: This article describes CSST: corrugated stainless steel tubing used for gas piping in buildings. It is typically visible in the basement, attic and at fixed appliances such as … Around 2005 the first black-jacketed CSST product was introduced. Pro-Flex CSST can supply gas throughout a home or commercial building. • Do not remove external jacket when penetrating fire walls. ©2021. Since then, CSST has quickly gained in popularity, and is estimated to be used in more than half of all new homes built today. Nowadays, the corrugated stainless steel tubing (CSST) is a very popular type of flexible gas line used in modern American households. If you own a newer home or you’ve recently had gas lines added to your home, there’s a good possibility that CSST was used. ANSWER: CSST has been supplied in the U.S. with a yellow polymer jacket since the early 1990s. Installation of CSST Gas Piping Systems . People also ask, can I bury flexible gas line? CounterStrike ® is currently in use for gas piping systems in single and multi-family residential as well as commercial and industrial buildings. Learn about our CSST policy requirements. Getting through the walls and floor so the gas line can be run. "J" Hooks may not be used. Installation no-nos that can cause leaking, and how a nearby lightning strike can cause pin holes in CSST Gas Piping. Secondly, can you run a gas line outside the house? This poly gas pipe must be installed outdoors and underground only. 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. Should be protected when within 6' of scuttle hole or where it is subject to damage. Corrugated stainless steel tubing (CSST), is used to convey flammable gas inside or outside of a building. loads. Similarly, what type of gas line can be buried? 2 to 250.104(B) cites NFPA 54, the National Fuel Gas Code, as a source for additional information for gas … BUILDINGS. Where it is necessary to install Gastite through sheet metal enclosures (such as fireplaces) the tubing should be routed or supported to prevent physical contact with the enclosure. Metal (gas) piping which may become energized shall be bonded (on the house side of the dielectric union) to the service panel. CSST looks similar to a gas connector, but is easily distinguished by a flexible yellow polyethylene jacket on the outside. Direct bonding of Gastite® CSST is required for all gas-piping systems incorporating Gastite® CSST whether or not the connected gas equipment is electrically powered. 99. HOME-FLEX Corrugated Stainless Steel Tubing or CSST is great for installation of gas appliances. The yellow color is utilized to help identify the piping as 'gas line.'. On the end of the line feeding your outdoor gas appliance, the end must be capped. Nationwide Investment Services Corporation, member FINRA. 23 Votes) Csst is suitable for outdoor use. TracPipe ® CounterStrike ® is a flexible stainless steel piping system used for natural gas and propane installations. Line splits before boiler with 2nd line (1/2" black pipe) that used to run to gas hot water heater and then to dryer - both gone, but piping still there to back of house. CSST has become very popular in some countries as it is a very thin and thus flexible tube that allows for easy installation in crawl spaces, inside walls, and in the attic. Products and discounts not available to all persons in all states. The fittings for rigid gas piping need to be tediously screwed together, and the piping itself must be measured, cut, reamed, threaded, then cleaned. Max support interval is 8'. Penetration of Fire Walls • TracPipe CSST below minimum ASTM E84 flame spread and smoke density ratings. The most common type of CSST that I see here in the Twin Cities is Gastite - in fact, that's all I can ever recall seeing. Learn more about how you can keep your home protected with Nationwide homeowners insurance. $89.99 $ 89. However, due to the higher cost of the stainless steel product & brass fittings and the additional labor & materials to install the conduit, it is not typically feasible to use CSST for most underground gas … CSST is a flexible, corrugated stainless steel tubing used to supply natural gas and propane in residential, commercial, and industrial buildings. Route it through walls, floor or ceiling joists, or outside to a variety of appliances. Self-bonding silicone tape is recommended here for durability. Much easier to work than steel pipe, uses fewer fittings, and weighs a lot less too. • Do not remove external jacket when penetrating fire walls. The Gastite® Mechanical Fittings have been tested and listed per the requirements of ANSI LC-1 for concealed use. A service line extends out to the street from the meter where the main gas line brings the natural gas to your home. CounterStrike ® ‘s superior corrugated tubing coupled with AutoSnap ® fittings combine to make the best CSST product available. Home Office: One Nationwide Plaza, Columbus, OH. Since 1990 CSST has been used within many buildings in both exposed and enclosed areas to install new gas system piping. FREE Shipping by Amazon. CSST needs to be protected where subject to damage. CSST outside also presents a problem with induced voltages from lightning (it has been a problem with indoor CSST also). Direct bonding on your natural gas system reduces the chances of electrical shock, as well as a natural gas leak or fire. Every other manufacturer has similar requirements. The main attraction to CSST is that it's flexible and relatively easy to install when compared to standard gas piping. Any portions of the exposed stainless steel tubing shall be wrapped with tape or sleeved to prevent threats by acids or chloride based cleaning solutions for masonry. shall be designed to withstand the superimposed. CSST easily snakes into attic and basements areas, around corners and bends, and through walls. Corrugated Stainless Steel Tubing – or CSST – is a yellow flexible pipe used to provide natural gas and propane to many homes and businesses. How deep should you bury a gas line? If your system isn’t in compliance, a professional can help you take steps to protect your home or business. The referenced table requires support every 4' for 3/8" pipe, every 6' for 1/2", and every 8' for anything larger. Monday - Friday: 8 am - 5 pm | Saturday & Sunday: 10 am - 3pm, Minnesota Home Inspection Website Design by One Wheel Marketing, dryer duct, dryer transition duct, dryer vent connector, foil dryer duct, mylar dryer duct, semi-rigid aluminum dryer duct, semi-rigid dryer duct, Bloomington Home Inspections, flex gas connector, flex gas line, flexible gas connector, flexible gas line, flexible gas piping, gas appliance connector, gas connector. Installers should check with their local distributor or at www.gastite.com for technical bulletins CSST, which stands for Corrugated Stainless Steel Tubing. NO FITTINGS OR COUPLINGS. Because I only see Gastite CSST, I'm listing a few of their installation requirements. Some 500,000 new homes in the United States have CSST installed each year. 7.4 CSST Capacity Tables - Propane Gas - Elevated Pressure Table 7-18 Maximum Capacity of Gastite®/FlashShield™ Flexible Gas Piping in Thousands of BTU Per Hour of Liquefied Petroleum Gas with a Gas Pressure of 2.0 psi or Less and a Pressure Drop of 1.0"PSI (based on a 1.52 specific gravity LP gas) Tubing Tubing Length (ft) In this picture the sharp edge of the metal cabinet should have a grommet to protect the gas line. CSST easily snakes into attic and basements areas, around corners and bends, and through walls. Penetration of Fire Walls • TracPipe CSST below minimum ASTM E84 flame spread and smoke density ratings. CSST is so easy to install. The general rule for CSST is that it must be installed in accordance with the manufacturer's instructions. This is an approved material specially designed for domestic use. Get it as soon as Thu, Apr 8. Most the time one run of pipe completes the connection to an appliance with no couplings or nineties. TracPipe is certified to this standard and is fully qualified for outdoor installations. 17-32 of 150 results for "csst gas line 1/2" Best Brose 3/4" Tubing Pipe KIT 70ft, Corrugated Stainless Steel Tubing with 2 Male Fittings (70) 4.1 out of 5 stars 92 requirements of: The National Fuel Gas Code NFPA 54 For attachment to the Gastite CSST gas piping system, bonding clamps must be attached to the Gastite brass fitting, a steel manifold, or to a … - 1. TracPipe PS (patented) and PS-II (patent-pending) installations conform to. Not all Nationwide affiliated companies are mutual companies, and not all Nationwide members are insured by a mutual company. 4) Check for Updates. Some small appliances share a gas line… Corrugated stainless steel tubing (CSST) is used in many countries throughout the world as a practical way to distribute gas within houses and other installations. If direct contact cannot be avoided a rubber grommet may be used to prevent physical contact with the enclosure. The Board of State Examiners of Plumbers and Gas Fitters (“Board”) has voted to provide this interpretation to its licensees and inspectors with regard to the installation of corrugated stainless steel tubing (“CSST”) installed underground exterior to a building. I include this reference because I've heard other home inspector say that the fittings are never allowed to be concealed. Read up on grounding and bonding requirements for CSST. The outer jack is uv resistant and flame resistant. When it is necessary to install Gastite through masonry materials the tubing shall be routed through a conduit that is a ½" larger in diameter (to ease routing) than the OD of the CSST and appropriate for the application. Gas connectors will often have a coating on the outside - not a jacket. Installers should check with their local distributor or at www.gastite.com for technical bulletins CSST Installation Requirements. ANSI/IAS LCICSA 6-26-1997 contains test requirements determining suitability for exposure of CSST piping systems to outdoor environments. For plumbers in Minnesota that have always installed soft copper and are comfortable doing it, I'm guessing there's probably no point in changing products. Pro-Flex Gas Appliance Kit. CSST should NOT be confused with flexible gas appliance connectors - the product that joins a moveable appliance to your home or building's gas supply line. Flexible gas piping systems [Pro-Flex CSST and Flak Jacket Arc Resistant CSST] may be used underground when routed in a water-tight, non-metallic conduit – no Pro-Flex fittings are allowed in the conduit. CSST systems installed before the bonding/grounding rules are susceptible to lightning strikes, which can cause electrical shocks. CSST easily snakes into attic and basements areas, around corners and bends, and through walls. CSST is also more expensive than standard gas piping or flexible copper tubing. The manufacturer says they are. CSST, or corrugated stainless steel tubing, can be used underground if it is encased in conduit. The conduit. But since regulations directing how pipes are bonded and grounded were not adopted until 2006, it’s smart to have your piping system inspected by a licensed electrician. This reference because I only see Gastite CSST, or corrugated Stainless steel tubing corrugated! Standard and is fully qualified for outdoor installations enclosed areas to install when compared to standard piping., which can cause pin holes in CSST gas line system can buried! To see it electrically powered requirements of: the National Fuel gas Code 54... System used for the CSST industry, because it means there will be considered sufficiently supported or. 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