How Much Does It Cost to Repair a Gas Line?


Gas Line Repair Cost by Gas Pipe Material

Gas lines can be made of various materials. Some are more expensive to fix, so the material impacts the final repair costs. Below is a table that shows the most common gas pipe materials as well as their average repair costs.

Cost per Linear Foot to Repair a PVC, HDPE, Copper, CSST, Galvanized Steel, or Black Iron Gas Line

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Cost per Linear Foot to Repair a PVC, HDPE, Copper, CSST, Galvanized Steel, or Black Iron Gas Line

Type of MaterialAverage Repair Costs per Linear Foot (Labor Included)PVC$15 – $20HDPE$15 – $20Copper$15 – $25CSST$15 – $25Galvanized Steel$20 – $30Black Iron$25 – $35

PVC Gas Line Repair Cost

The average cost of PVC gas line repair is between $15 and $20 per linear foot. While PVC can be used to make underground gas pipes and is one of the most affordable materials, some building codes ban its use. If you have PVC pipes at your home, repairs to the line should be relatively cheap. PVC pipes can crack under pressure, and it is not able to withstand large temperature changes.

HDPE Gas Pipe Repair Cost

Homeowners pay between $15 and $20 a linear foot for repairs to HDPE gas lines. HDPE stands high-density plasticethylene. This is regarded as one of the top materials for outdoor gas lines because it stands up well to corrosion, holes, and cracks. However, HDPE pipes are prone to leaks and can warp in high heat.

Copper Gas Line Repair Cost

To repair copper gas lines, expect to pay between $15 and $25 per linear foot. It is rare to see copper pipes used for gas because it is a conductor material. Some plumbers refuse to install it and recommend alternatives like CSST or galvanized steel. Copper is susceptible to corrosion and can become clogged faster than other materials.

CSST Gas Line Repair Cost

CSST gas line repair work averages $15 to $25 a linear foot. CSST stands to signify corrugated stainless-steel tubing. It is a popular material for gas line installations due to its strength and dependability, but there are still risks of dents and cracks.

Galvanized Steel Gas Pipe Repair Cost

The average cost for repairs to galvanized steel 2 gas lines ranges from $20 to $30 per linear foot. Galvanized steel pipes are one of the most durable materials for gas lines. It It is resistant to rust and corrosion on the outside, and has the same reactive properties of copper. So, it is highly durable and resistant to most forms of damage. The interior of galvanized-steel pipes can become clogged and corroded over time.

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Black Iron Gas Line Repair Cost

Homeowners pay between $25 and $35 a linear foot for black iron gas line repairs. Black iron is a popular choice for gas line installations because it is very good at resisting extreme temperatures and pressure levels. Black iron was the only material that was used indoors for gas line installation for many years. It must be used indoors because it corrodes when exposed to the elements. Even indoor black iron gas lines can eventually rust.

Gas Line Repair Cost by Type of Repair

The repair type is one of the main factors influencing the cost of your gas line repair. Fixing a gas leak is a different process from dealing with high pressure in the pipes or a clogged pipe, so the costs for each job vary. Below is a table that shows the most common types of repair for gas lines, as well as average costs including labor.

Cost to Repair Gas Line by Type of Repair: Rust, Seal, Leak, High-Pressure, Clog, Solder, Broken Section...

Cost to Repair Gas Line by Type of Repair: Rust, Seal, Leak, High-Pressure, Clog, Solder, Broken Section...

Type of RepairAverage Repair Costs (Labor Included)Rust$100 – $500Pipe$150 – $600Seal$150 – $600Leak$150 – $800High Pressure$150 – $800Clog$150 – $800Solder$200 – $500Broken Section$250 – $800

Rusted Gas Line Repair Cost

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If you have rusty gas line pipes, expect to pay between $100 and $500 for repairs. Rust naturally occurs on gas lines, especially in areas with rain and moisture, and it is common for rust to form in the winter. This is a cost-effective option as many products are capable of removing rust. A professional may use these products and other methods like sanding and painting to fix a rusted line.

Gas Pipe Repair Cost

Repairing a section of gas line pipe costs between $150 and $600. If there is minimal damage to the pipe, it can be repaired. You can remove damaged sections, clean them with specialty products and seal them with epoxy and rubber tape.

Seal Gas Line Cost

The average cost to seal a gas line ranges from $150 to $600. Sealing a gas line involves finding the right fittings, cleaning the threads on the gas pipe, and using Teflon tape of special pipe thread compound to the threaded end of the line before connecting the pieces to seal it. This is a key part of gas line installation, and it may need resealing if your line has been improperly installed or is old.

Gas Line Leak Repair Cost

Homeowners pay between $150 and $800 to fix a gas line leak. The costs can be higher if the leak is in an inaccessible or buried part because the line must be excavated, adding around $1,000 to $1,500 to the price. When leaks happen, the damaged part of the line needs to be replaced entirely. You can spot a gas leak from the appearance of sulfur or rotten egg smells, or if you suddenly notice your gas bill costs have risen without explanation.

High-Pressure Gas Line Repair Cost

Fixing a gas line with high pressure averages $150 to $800, or potentially higher if the line is underground and requires excavation. Usually, the gas regulator valve has a problem if there is an issue with pressure. The regulators regulate the gas line pressure, but if they fail, the pressure inside the home rises. It could also be a blockage causing high pressure, and high-pressure lines are at greater risk of cracking and leaking, which may lead to extra costs.

Clogged Gas Line Repair Cost

Repairing a clogged gas line costs between $150 and $800. Gas Clogged lines can cause blockages or blockages. Water can get into the pipe, leading to corrosion and rust, which may cause a blockage. Tree roots can grow around the pipes, cutting off gas. Or, dirt and debris can get in through small cracks and gaps. Usually, a professional must inspect the pipes to find the source, typically with the aid of a borescope. They may be able to clear the blockage easily if the pipe is easily accessible. However, prices can be much higher if the pipe is hard to access or if the blockage requires pipe replacement.

Soldering Gas Pipe Cost

Soldering gas pipes ranges from $200 to $500. This type of work requires sophisticated equipment and high precision. Labor costs can also be high. Soldering gas pipes is often unnecessary, but when working with copper pipes, it may be necessary to solder certain sections and fittings to make them secure.

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Broken Gas Line Repair Cost

Fixing a broken section of gas line in your home ranges from $250 to $800. Costs can be higher if the pipe is hard to access, such as pipes located behind drywall 3 or underground. The line can be damaged by corrosion, pressure problems, or exposure. It is not safe to repair broken pieces of gas pipe, so they need replacing instead.

Cost to Repair a Gas Line by Type of Replacement

In many cases, the parts of your gas line that are damaged must be replaced. It can be dangerous to leave damaged sections of a gas line in place, and repair workers assess the situation and decide if even their best attempts could lead to an unsafe line. Therefore, it is not uncommon for new valves and pieces of pipe to have to be fitted, with the old items being removed. Below is a list of common gas line replacements as well as the average costs.

Cost to Replace a Pipe or Shut-Off Valve in a Gas Line

Cost to Replace a Pipe or Shut-Off Valve in a Gas Line

Type of ReplacementAverage Costs (Labor Included)Pipe$23 – $35 per linear footShut-Off Valve$350 – $600

Gas Pipe Replacement Cost

The average cost to replace gas pipes is between $23 to $35 per linear foot, including the cost of removing the existing line and installing the replacement. When the pipe is damaged beyond repair due to cracks or rust, it will usually be necessary to replace it. The price mostly depends on the amount and material of your gas pipes and how easy the area is to access. Higher-grade pipe materials, such as galvanized steel and black iron, cost more to replace than budget-friendly materials like CSST.

Replace a Gas Shut-Off Valve Cost

Replacing a gas shut-off valve averages $300 to $600. The valves are expensive, ranging from $150 to $350. It is important to consider labor costs. Shut-off valves, which are essential parts of any gas system, stop gas flow in emergency situations or when gas appliances need to be repaired. It is important to replace faulty, broken or leaky valves.

Labor Costs to Repair a Gas Line

It is very important to work with licensed, experienced plumbers. Repairing gas lines is dangerous work and requires skill and precision, so you do not want to entrust this repair job to someone who does not know what they are doing. Gas line repairs cost vary depending on how much work is required and the type of work. Typically, plumbers charge for their services by the hour, varying from $45 to $200 per hour. Some plumbers may also have a callout fee of between $50 and $100, but this fee is usually waived if you hire them for the repairs. You might also have to pay extra if you live far away.

Gas Line Inspection Cost

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The cost of gas line inspections averages $50 to $75. Gas lines are usually inspected when they are installed to check that the installation process was carried out successfully, but it is also recommended to have your lines inspected if you notice warning signs of gas problems, sulfur smells, issues with gas appliances, bubbling in the yard, or plants dying around the gas line. This is a good way to detect gas line issues before they become serious.

Gas Line Pressure Test Cost

Homeowners pay between $75 and $100 for a gas line pressure test. This test measures the pressure in your gas line. It determines if there is a pressure problem or the line is leaking, so it is a good method of diagnosis when gas line problems are suspected.

Emergency Gas Line Repair

If you have an urgent gas line problem like an obvious leak or serious damage, get it fixed immediately. Gas Line damage and leaks can be dangerous and could cause fires, explosions, or gas poisoning to people and pets. Fortunately, many plumbers and gas line repair companies offer emergency same-day services, but you usually pay an extra $100 to $250 for this.

Gas Line Installed in a House

Gas Line Maintenance

One of the best ways to avoid any serious gas line problems is to keep your gas lines well-maintained. Of course, it is not always possible for homeowners to physically inspect and maintain all the gas lines, but there are some things you can do to keep an eye on your lines and ensure they remain in good condition.

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Homeowners are encouraged to visually check on accessible gas lines throughout the year. It is especially important to check them at the start of summer and winter. Changing temperatures in the summer can lead to the lines expanding and cracking. Frosts and winter dampness can lead to corrosion.

Switch off all gas appliances to inspect the gas lines. Next, inspect the lines by the meter and around them. If you spot issues like cracks, rusty patches, or strange smells around the lines, call a professional plumber. It is crucial to respond quickly in order to maintain gas lines efficiently. Problems will worsen the longer they are left untreated. You can avoid more serious problems if you act quickly and call professionals for immediate repairs.

Another option for gas line maintenance is to call plumbers or gas specialists to inspect your lines at an average cost of $50 to $75.

Repair vs Replace Gas Line

In many cases, your plumber can tell you the best course of action when issues arise with your gas line. They use their skills and expertise to diagnose the issue and recommend a repair or replacement. Listen to the expert advice of your plumber in this situation because gas leaks and line problems are dangerous when not repaired correctly.

The repair worker may be able to offer advice on whether the line should be repaired or replaced. Repairs are usually cheaper than replacements – the average cost to have new gas lines fitted is between $23 and $35 a linear foot, with most homeowners paying $800 for a typical 25-foot gas line. Plus, you might pay more for replacements because there are removal and disposal costs to consider.

So if the repair costs are lower than the replacement costs, it makes more sense to repair the line rather than replace it. If the damage is serious or your gas lines are old and require regular repairs, it may be better to get a new line for safety and efficiency.

Enhancement and Improvement Costs

Earthquake Gas Shut-Off Valve Installation Cost

The cost of installing an earthquake gas shut-off valve is between $850 and $1,500, and prices vary from state to state. Earthquake gas shut-off valves are designed to automatically shut off your gas supply when an earthquake occurs at your home. This can be really important in earthquake-prone areas because earthquakes can do major damage to the gas line, leading to leaks and the risk of fires and explosions. Depending on where you live and the chances of earthquakes occurring, local building codes may require you to have one of these valves fitted to your home’s gas line.

Cost to Reroute a Gas Line

Expect to pay between $15 and $30 per linear foot to have your gas line rerouted. So, the final price depends on how long the line is and how much labor is required to change it. Some plumbers may also charge per line, with average prices of $100 to $300 per line. Most gas lines are subject to permits from the local building authority. It is important to research this before moving or rerouting gas lines. Rerouting a gas line is important when making renovations to your property.

Gas Line Sediment Trap Cost

Homeowners pay around $100 to $150 to have a gas line sediment trap professionally installed. A sediment trap is designed to capture sediment and prevent it from clogging up the line, reducing the risks of blockages, pressure problems, and other gas line issues. So this can be a good method to extend the lifespan of your gas line and reduce the need for repairs.

Cost to Cap a Gas Line

The average cost to cap a gas line is between $75 and $150. Depending on where the gas line is located and what materials are used, the price will vary. Capping a gas line basically means sealing it off, which is done on lines that are no longer used. It is usually a more efficient and affordable alternative to having the line removed.

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