CSST is a flexible, corrugated stainless steel tubing used to supply natural gas and propane in residential, commercial, and industrial buildings. It should not be confused with appliance connectors, the similar flexible piping that connects directly to moveable appliances—like ranges or dryers—from the wall or floor.
Can I use flexible gas line in my house?
Yes, you can use approved soft copper for gas line work. If you are not able to get CSST tubing and can’t handle working with black iron pipe, consider using soft copper. It offers all of the same advantages of the CSST systems. Soft copper is approved for interior residential gas piping in many cities and towns.
Can CSST be used for natural gas?
Corrugated Stainless Steel Tubing (CSST) is a flexible, stainless steel pipe used to supply natural gas in residential, commercial and industrial structures. … As of 2012, about seven million homes in the United States had CSST installed. Like all approved gas piping systems, CSST is safe when properly installed.
Is flexible gas line safe?
Are Flexible Gas Lines Dangerous? In short, flexible gas lines are perfectly safe as long as they’re properly installed. A CSST that is not correctly grounded or bonded can leak natural gas or become ignited, leading to a major fire hazard.
Can PEX be used for natural gas?
Yes you can, but because the terms PE and PEX have so often been used interchangeably it’s important to specify your intended use before purchasing polyethylene pipe for your project.
Can you connect 2 flexible gas lines together?
Can I connect two gas connectors together to obtain the length I need? No, this could influence the gas flow rate, introduce new leak paths, and is expressly prohibited by the model codes.
Does flex gas line need to be grounded?
CSST flexible gas piping must be bonded to reduce the risk of damage due to a lightning strike on the home. The most common issue that home inspectors find is the CSST system is not being properly bonded. You can see that the bonding clamp is over the yellow sheathing which will not enable a proper bond.
Do you need to ground gas lines?
Metal gas piping: NEC Sec. … 3.14(a) requires you to bond the aboveground portion of a metal gas piping system to a grounding electrode system for safety reasons. NFPA 54, Sec. 3.15 does not allow you to use aboveground portions of a metal gas piping system or its components as a conductor in electrical circuits.
Can I run a gas line inside a wall?
Do not run gas pipe that is not encased in conduit through underground foundation walls. Gas pipe must enter and leave buildings through above ground walls and the space between the gas pipe and the wall must be sealed. … There is no problem with running a gas pipe externally its a perfectly acceptable practice.
What is best pipe for gas line?
CSST tubing, or corrugated stainless steel tubing, is good for installing gas appliances. These corrugated pipes can bend around corners reducing the number of joints and fittings. Easier to work with than steel pipe and weighs a lot less. Certification through manufacturer is recommended before installing CSST.
Can you run flexible gas line in attic?
FYI: Gas lines can indeed be run in the attic. Also, you don’t have to run gas lines through the slab. Flexible connectors may not be permitted on gas furnaces, water heaters, space heaters, etc. …
Can flexible gas line be bent?
The installed gas piping system shall not exhibit any loss of pressure during the field pressure test. When routing HOME-FLEX® tubing, sharp bends, stretching, and kinking or twisting of the tubing are to be avoided as these can damage the CSST tubing.
Why is PEX banned in California?
PEX was banned in California due to some concerns about toxic materials leaking through the pipe and into water. Through various national laboratory tests, PEX has proven to be completely safe and durable. It is now legal in California and even included in principal plumbing codes.
What kind of PEX is used for natural gas?
Around here, Pex is used for underground gas piping of both natural gas and propane. It’s yellow polyethylene similar to plumbing pex but not as thick walled usually.
Can SharkBite fittings be used for gas?
Can I use SharkBite fittings for anything other than potable water and radiant heating (e.g, air, gas, oil, etc.) applications? No. SharkBite fittings are only certified for potable water & radiant heating installations.