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Table of Contents
Can you use Pro-flex gas line outside?
Installation Guide
Pro-Flex CSST can supply gas throughout a home or commercial building. Route it through walls, floor or ceiling joists, or outside to a variety of appliances.
Does Csst need to be grounded?
The CSST must be permanently bonded directly to the grounding electrode system of the electrical service of the home in which the CSST is installed.
How do you cut a home flex gas line?
How do you ground the tubing for CSST?
Does my gas pipe need bonding?
There is no requirement to main bond an incoming service where the incoming service pipe and the pipework within the installation are both of plastic. Because it’s not an extraneous-conductive-part. It’s plastic.
Should gas lines be grounded?
CSST Gas Lines Must Be Grounded
Since 2009, US building codes have required CSST to be bonded and grounded for safety, but that was not required during the first 18 years. If you have CSST in your home and gas supply line work was done there since 1990, you need to be sure it is safe.
Does a plastic gas pipe need bonding?
At the Service Position – Main Bonding
If the pipes are made of plastic, they do not need to be main bonded. If the incoming pipes are made of plastic, but the pipes within the electrical installation are made of metal, the main bonding must be carried out.
What is the yellow gas line called? HDPE pipe is less common is the gas industry and usually is intended for non-residential applications with high pressures (up to 125 psi). MDPE gas pipe is yellow in color, while HDPE pipe can be black, black with yellow stripe or black with a yellow outmost layer.
How far can you run flexible gas line?
Three- or six-foot long and accessible: The flexible connectors can’t go through walls, floors or ceilings, nor can they be concealed. The flexible connector length usually is limited to 3 feet except for gas ranges and clothes dryers. For these appliances, 6 feet generally is allowed.
What size wire do you need to bond a gas line?
Corrugated stainless steel tubing (CSST) gas piping systems shall be bonded to the electrical service grounding electrode system at the point where the gas service enters the building. The bonding jumper shall be not smaller than 6 AWG copper wire or equivalent.
Where do I bond the gas pipe?
Section 250-104(b) does require that metal gas piping should be bonded to the grounding electrode system. This can be done by terminating at the neutral bar, or any of the electrodes in the grounding electrode system.
Is Home flex 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.
What is the best pipe for natural gas?
Black Pipe
A very durable option for carrying natural gas is a black pipe. These pipes are generally made of steel and iron. They are malleable, making them a perfect opportunity for homes. Natural and propane gas can both be transferred through black pipes.
What is the black flexible gas line? Gas Piping Has a New Look…
The black conductive jacket of CounterStrike® has been shown to be up to 400 times more resistant to the damaging effects of electrical energy than yellow CSST. It also lays straighter and pulls easier than yellow CSST.
Why do you ground CSST gas line? Electrical Bonding Must Be Present In Homes With Csst Gas Lines — to Reduce The Risk Of Fire Or Explosion Resulting From Damaged Gas Lines In The Event Of A Lightning-strike. CSST flexible gas piping must be bonded to reduce the risk of damage due to a lightning strike on the home.
Should I ground my gas line? CSST Gas Lines Must Be Grounded
Since 2009, US building codes have required CSST to be bonded and grounded for safety, but that was not required during the first 18 years. If you have CSST in your home and gas supply line work was done there since 1990, you need to be sure it is safe.
How do I connect black pipe to flexible gas line?
How do you ground a gas line for CSST?
Can you run Csst through wall?
CSST is flexible, so it easily snakes through walls and around obstacles without the need for multiple joints. With rigid pipe, routing around each obstacle requires a joint that needs to be fitted and checked for leaks.
Does CSST gas line need to be bonded?
CSST needs to be bonded.
If CSST is installed without being properly bonded to current standards, you have an increased risk for damage to the material from a nearby lightning strike. If CSST is damaged, it can leak gas and cause an explosion and/or a fire.
Can Csst be run in walls?
CSST is flexible, so it easily snakes through walls and around obstacles without the need for multiple joints.
What is bonding vs grounding?
Bonding. Bonding is the connection of non-current-carrying conductive elements like enclosures and structures. Grounding is the attachment of bonded systems to the earth. Both are necessary to safeguard people and property from electric hazards.
Should gas line be grounded?
CSST Gas Lines Must Be Grounded
Since 2009, US building codes have required CSST to be bonded and grounded for safety, but that was not required during the first 18 years. If you have CSST in your home and gas supply line work was done there since 1990, you need to be sure it is safe.
Should gas pipe be bonded? Bonding is required to prevent a possible electric shock hazard for persons that may be in contact with the gas piping and other grounded metallic building components. A stock hazard can result if these systems are energized at different levels of electrical potential.
How tight can you bend CSST?
Bends will reduce the gas flow and very sharp bends could weaken the tubing. The recommended minimum bend radius is 3 inches for N4 inch and smaller diameter CSST and is 5 inches for CSST from 1 to 1 1/2 inches diameter. The absolute minimum bend radiuses are I and 3 inches respectively.
How long does CSST last? Flexible gas lines (corrugated stainless steel tubing – or CSST) usually last up to 30 years, whereas the traditional black steel pipes can last up to 75 years or more.
How can I support CSST? 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. The referenced table requires support every 4′ for 3/8″ pipe, every 6′ for 1/2″, and every 8′ for anything larger.
FAQs
Can you use Pro flex gas line inside? ›
Installation Guide
Pro-Flex CSST can supply gas throughout a home or commercial building. Route it through walls, floor or ceiling joists, or outside to a variety of appliances.
Gas line installation is not usually a task to take on as a DIY project. The risks of making a mistake far outweigh the costs of hiring a professional plumber. Perhaps you have hooked up the water lines for a dishwasher, ice maker, or water heater. Therefore, you may have a basic understanding of pipe and fittings.
Can you use pro flex fittings on home flex pipe? ›The answer is no. They are incompatible.
How far can you run pro flex gas line? ›The flexible connector length usually is limited to 3 feet except for gas ranges and clothes dryers. For these appliances, 6 feet generally is allowed.
Do you use Teflon tape on flex gas line? ›The correct type of Teflon tape for gas fittings has a yellow color and is identified in the packaging as manufactured specifically for gas pipes and connecting gas lines. This type of tape is known as gas-rated Teflon tape. It is designed to accommodate all gas lines, including natural gas, propane and butane.
How long can a flex gas line be for a stove or dryer? ›❖ Flexible connectors must bear the label of an approved agency and are limited to a maximum of 6 feet (914 mm) in length.
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.
Can anyone install CSST? ›In addition to be licensed in the jurisdiction, FlashShield+ or Gastite 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.
Is CSST better than black pipe? ›The patented CSST innovation was first developed in Japan in the 1980s. It was deemed 'safer' since it was more flexible than black iron pipes. The latter are known to break and start fires during earthquakes, which occur approximately 1,500 times a year in Japan.
Can I use CSST inside my house? ›You can bond CSST inside or outside. Not only does the newest version of the code allow CSST to be bonded anywhere, but CSST manufacturers also allow CSST to be bonded anywhere. For example, Gastite says “The bonding clamp attachment point may be at any location within the gas piping system.”
Does Pro-Flex need to be bonded? ›
Failure to properly bond Pro-Flex® flexible gas piping systems in accordance with NFPA 70 [NEC] may lead to damage to the CSST system in the event of a lightning strike. Proper bonding will help reduce the possibility and/or severity of arcing between conductive systems when energized by a nearby lightning strike.
Is Pro-Flex safe? ›Safety Information
Proflex Encapsulated Insecticide is safe to use when applied according to label directions. Keep children and pets off the treated area until the product dries. Once dry, the product is clear and odorless and is safe.
Plastic piping shall be installed outdoors, underground only. Exceptions: Plastic piping shall be permitted to terminate aboveground where an anodeless riser is used.
How do you hook up a gas line to a house? ›- Cut the pipe to length. Using a power pipe threading machine, the pipe is cut to the proper length.
- Reem the pipe. Once the pipe is cut to length, the inside of the cut end is cleaned up using a pipe reamer. ...
- Thread the pipe. ...
- Dope the threads. ...
- Add the fitting.
It is important to know that flexible lines are gaining more proponents as they are successfully applied to situations like fireplaces and other appliances, but you need to know their limitations. Flexible lines cannot go through walls, ceilings, or floors.
Can you run two appliances off one gas line? ›Overloading your gas lines with appliances isn't safe or efficient, as it causes pressure issues that can lead to gas leaks or appliance malfunction. Some homes are only equipped with gas lines that are 3/4 inch (") in diameter, as this is a standard size for supporting major appliances.
How far should a cable be away from a gas pipe? ›Additionally, there should be a separation between a supply or distribution cable of at least 25mm for domestic pipework up to 35mm or 50mm for pipework over 35mm.
How long do flexible gas hoses last? ›Generally, you should replace your flexible hoses every five years. However, it's a good idea to check them regularly. corrosion or rust spots on the braided section of pipe. bulging areas on the pipe (it will look like a little black balloon).
Do you put thread tape on gas lines? ›Yellow – Thread Seal Tape For Gas Lines
Yellow thread seal tape meets all gas company standards for gas lines of all types, be it butane, propane, or natural gas. It's important to use the right thread seal tape for gas, and the yellow variety is the only safe choice.
Natural Gas Lines
Building codes allow for any of the yellow types of Teflon tape be used for gas connections. However, several plumbers and inspectors prefer using pipe dope in this situation because it is thicker and seals better. Whichever you decide to use is governed by the state you are in and your preference.
Do gas lines need thread tape? ›
How & When. If you ever need to hook up a stove or dryer then you'll have to work with gas pipe and some fittings. Connecting a fitting to a gas pipe requires some Teflon tape to make a tight seal. Teflon tape comes in a variety of colors based on what you'll be using it for.
What is the difference between black and yellow CSST gas line? ›The black conductive jacket of CounterStrike® has been shown to be up to 400 times more resistant to the damaging effects of electrical energy than yellow CSST. It also lays straighter and pulls easier than yellow CSST.
How deep in the ground should a gas line be? ›In the United States, a gas line should be between 18 and 24 inches deep. Usually, the main gas lines are at least 24 inches deeper than service gas lines found at a depth of 18 inches underground.
Is flexible gas line safe? ›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.
Does all CSST require bonding? ›All new CSST systems must be bonded regardless of whether the systems include only CSST or include other piping materials (steel pipe or copper pipe/tubing) in combination with CSST. Existing non-CSST piping systems must be bonded when CSST is added to the system regardless of the length of CSST added.
How much does it cost to ground a CSST line? ›To ground a gas line will typically cost between $100 – $300, depending on the individual circumstances of how it was originally installed.
Does CSST need to be secured? ›All exposed portions of CSST piping installed outdoors, when not underground, must be protected by a metal covering.
What is the lifespan of CSST? ›Flexible gas lines (corrugated stainless steel tubing – or CSST) usually last up to 30 years, whereas the traditional black steel pipes can last up to 75 years or more.
Is black steel pipe OK for gas line? ›Black iron pipe is used to transport natural and propane gas in residential applications. Black steel pipe is manufactured as seamless which makes it a better type for gas transportation and fire sprinkler systems since it can prevent fire better than galvanized pipe.
Can you put CSST in a wall? ›CSST can be run through walls and floors (but should have protection plates installed), underground (must be protected in conduit), in attics, and outside (but most be physically secured and protected if installed within 6' of grade).
What are the problems with CSST? ›
– The real problem: CSST is so thin-walled that it creates a significant fire hazard anywhere it is installed. CSST gas line is extremely thin, with walls typically around 0.008" in thickness. Black iron gas pipe is typically 0.12" in thickness.
Can you run CSST through joists? ›Besides providing greater durability, CSST is flexible, allowing it to be routed beneath, through and alongside floor joists in your basement, inside interior wall cavities and on top of ceiling joists in attic spaces or connected to fixed appliances such as water heaters.
Can Pro Flex be buried? ›Can Pro-Flex CSST and Flak Jacket Arc-Resistant CSST be buried? 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.
What is bonding vs grounding? ›Bonding is the connection of non-current-carrying conductive elements like enclosures and structures. Grounding is the attachment of bonded systems to the earth. Both are necessary to safeguard people and property from electric hazards.
What kind of pipe is used for natural gas in homes? ›PVC pipes will work well for natural gas lines and water supply. They are generally available in sizes of 10 feet and 20 feet and come in varying diameters. The size ranges from ½ inch to 6 inches to choose one depending upon the purpose.
Can Pro Flex be used indoors? ›Pro-Flex CSST can supply gas throughout a home or commercial building. Route it through walls, floor or ceiling joists, or outside to a variety of appliances.
What is pro flex used for? ›Pro Flex® RV Multi-Purpose Brushable Repair Coating is a single-component, brushable, elastic coating with rubber-like flexibility. It is designed for many construction, roofing, agricultural, manufacturing, and industrial applications.
Can you mix galvanized and black pipe for gas line? ›Local codes generally prohibit joining black iron and galvanized steel pipe because a chemical reaction occurs when the two metals interacts. The reaction can cause corrosion and increase the risk of a gas leak.
Do CSST fittings need sealant? ›Pro-Flex CSST & fittings make assembling piping for natural gas or propane gas systems quick and easy. Pro-Flex CSST fittings are to be used only with Pro-Flex CSST tubing. The Pro-Flex fitting connects by a patented compression seal. Do not use thread tape or pipe sealant on the fitting attachment to the CSST tubing.
What is the difference between black and yellow CSST? ›The black conductive jacket of CounterStrike® has been shown to be up to 400 times more resistant to the damaging effects of electrical energy than yellow CSST. It also lays straighter and pulls easier than yellow CSST.
Can you cut Pro Flex gas line? ›
A: Yes. This tubing can be easily cut to length with a standard tubing cutter. You need to use the fittings supplied specifically for the tubing as there are at least two manufacturers of CSST products.
Can pro flex gas line be buried? ›Can Pro-Flex CSST and Flak Jacket Arc-Resistant CSST be buried? 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.