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Top Gas Line Plumbing Companies in New Orleans, Louisiana Ranked
Connecting your home or business to natural gas is a significant project that requires precision and expertise. Gas line installation and repair involves running piping from the main utility line to your appliances, such as water heaters, stoves, furnaces, and generators. This work is critical for safety and functionality, as improper gas piping can lead to dangerous leaks or appliance failure. For New Orleans residents, navigating the local permit process and code requirements is a key part of the job. This guide is designed to help you understand the process, regulations, and what to look for when you need to find a qualified professional for your gas fitting needs.

de Veer Plumbing
new orleans
de Veer Plumbing is an owner-operated plumbing company established in 2020, serving New Orleans, LA, and surrounding Northshore and Southshore areas. The company specializes in plumbing repairs, drain cleaning, leak detection, water heater services, gas line installation, and under slab repairs. Operated by a licensed master plumber and master natural gas fitter, de Veer Plumbing provides licensed and insured services across multiple communities including Slidell, Metairie, and Covington.

BC Plumbing, LLC
519 Scenic River Cove, Slidell, LA 70461
BC Plumbing, LLC is a locally owned plumbing company serving New Orleans, LA, and surrounding areas. With over 20 years of experience, they provide a wide range of plumbing services including drain cleaning, water heater repair and installation, sewer line repair, leak detection, and gas line installation. Their skilled plumbers use advanced camera inspection technology to diagnose pipe issues and are recognized as master gas fitters by the state plumbing board. BC Plumbing offers 24/7 availability for installations, maintenance, and emergency services, ensuring prompt support for both residential and commercial clients.

Natal's Air Conditioning, Plumbing & Electrical
2630 Banks St, New Orleans, LA 70119
Natal's Air Conditioning, Plumbing & Electrical is a family-owned business serving New Orleans, LA, since 1974. They provide a range of home services including plumbing, HVAC, and electrical work. Their plumbing services cover water heater repair, tankless water heater installation, and gas line installation. The company emphasizes community values and offers 24/7 phone support for customer inquiries. With over 50 years of experience, they bring expertise in handling the unique demands of New Orleans homes and businesses.

Diaz Plumbing, LLC
113 Incarnate Word Dr, Kenner, LA 70065
Diaz Plumbing, LLC is a licensed master plumber serving New Orleans, LA, and the surrounding metro area including Kenner, Metairie, Harahan, and River Ridge. The company offers a range of plumbing services such as water heater repair and installation, drain cleaning, sewer line repair, leak detection, repiping, gas line installation, and toilet repair. Diaz Plumbing also handles bathroom and kitchen renovations, water and gas meter services, and plumbing fixture installations. They focus on troubleshooting leaks and clogs in various plumbing fixtures and pipes. The business emphasizes its expertise in water heater services and plumbing system repairs. Diaz Plumbing holds a Master Plumber License (LMP6968) and operates by appointment. Their service area covers the New Orleans metro region, providing comprehensive plumbing solutions to both residential and commercial clients.

Stuart Services
1500 S Lopez St, New Orleans, LA 70125
Stuart Services is a family-owned company providing HVAC, plumbing, and electrical services in New Orleans, LA. They offer a wide range of plumbing solutions including drain cleaning, water heater repair, sewer line repair, leak detection, and gas line installation. Using sewer camera inspection and hydro jetting, they diagnose and address sewer and drain issues efficiently. With over 65 years of experience, Stuart Services is equipped to handle emergency repairs and routine maintenance across heating, cooling, plumbing, and electrical systems.
Understanding Gas Line Work in New Orleans
Working with natural gas or propane lines is not a typical DIY project. In New Orleans, all significant gas piping work must be performed by a licensed professional1 2. This is a strict requirement due to the inherent dangers of combustible gas. A licensed plumber or gas fitter understands the local codes, can pull the necessary permits, and ensures the entire system is pressure-tested and inspected for safety before the gas is ever turned on.
The two primary governing bodies for this work are the City of New Orleans and the Sewerage & Water Board (SWBNO). The City issues the required Mechanical Permit for new installations, appliance hookups, and major repairs or alterations3. The Sewerage & Water Board enforces the plumbing code that the work must adhere to, and their inspection is mandatory before the utility company will authorize the gas to be activated4.
The Permit and Planning Process
Before any digging or pipe threading begins, proper planning and permitting are essential. Here's a breakdown of what that entails:
Initial Planning:
- Route Mapping: Sketch the intended path for the gas line from the meter to each appliance. Consider obstacles like foundations, driveways, and landscaping.
- Appliance Identification: Confirm the location and gas requirements (BTU load) for each appliance (e.g., tankless water heater, kitchen range, outdoor grill).
- Utility Locates: Always call 811 before any excavation to have underground utility lines marked. This is a free and critical safety step.
Securing Permits: Your licensed professional will typically handle this, but it's good to know what's involved. A Mechanical Permit from the City of New Orleans is required for most gas line projects3. The cost can vary widely, from $50 to over $500, depending on the scope and value of the job5 6. This permit ensures your project is reviewed for code compliance and scheduled for the required inspections.
Installation and Repair Procedures
Whether you're installing a new line for a generator or repairing a leaking section, the process follows strict safety and technical protocols.
For New Installations:
- Trenching: For exterior lines, a trench must be dug. In New Orleans, steel piping typically needs to be buried at least 18 inches deep1 7. The trench must be carefully dug to avoid other utilities and provide a stable base for the pipe.
- Piping Material: Professionals use approved materials like black iron pipe, copper (in certain applications), or flexible Corrugated Stainless Steel Tubing (CSST)1 8. The choice depends on the application, local code, and the specific run.
- Running and Supporting Lines: Pipes are cut, threaded, and connected with proper fittings. They must be securely supported at regular intervals to prevent stress and sagging8.
- Appliance Connections: Each appliance is connected using a flexible gas connector (where allowed) or rigid pipe, with a readily accessible shut-off valve installed at each unit9.
- Pressure Testing: This is the most critical safety step. The plumber will pressurize the new line with air (often to 10 psi or more) and monitor the gauge for a set period (e.g., 15 minutes). Any drop in pressure indicates a leak that must be found and fixed1 7.
- Final Inspection: A city inspector will check the work, including the pressure test results, proper materials, and secure connections. Only after this inspection passes will the gas utility be notified to turn on the meter4.
For Repairs:
Repairs follow a similar safety-first approach. The gas is shut off at the meter or upstream of the leak. The faulty section is identified-often through soap bubble testing or electronic detection-and replaced. The entire affected line is then pressure-tested again to ensure integrity before the gas is restored5 9. Emergency repairs for leaks are prioritized but may come at a higher cost due to the immediate response required5 10.
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Safety: The Non-Negotiable Priority
Natural gas is odorless, but utilities add a distinctive rotten egg smell (mercaptan) so leaks can be detected. Safety is paramount.
- If You Smell Gas: Evacuate the building immediately. Do not use light switches, phones, or anything that could create a spark. Call 911 and your gas utility from a safe distance away1 5.
- Professional Work Only: The risks of fire, explosion, and carbon monoxide poisoning from improper gas line work are severe. Always hire a licensed, insured professional1 9.
- Know Your Shut-Off Valve: Ensure you know where the main gas shut-off valve is and that appliance valves are easily accessible.
Cost Considerations for Gas Piping Projects
Costs in New Orleans can vary based on the project's complexity, length of pipe run, and materials. Here's a general framework based on available data:
- Permit Fees: As noted, budget between $50 and $500+ for the required city permits5 6.
- Pressure Testing: A standard pressure test might cost between $75 and $150, though complex systems cost more6 11.
- Line Installation/Repair: A common benchmark is $15 to $25 or more per linear foot of pipe installed, which includes both labor and materials5 11 10. This means a 50-foot run could range from $750 to $1,250+ before appliance hookups.
- Emergency Repair: Urgent leak repairs often incur premium service rates5 10.
- Trenching: If extensive digging is required, especially through concrete or landscaping, this will add significant cost.
Always get detailed, written estimates from multiple licensed professionals. The lowest price may not include all necessary permits or testing procedures.
Choosing the Right Professional in New Orleans
When searching for a contractor for your gas fitting project, verify the following:
- Louisiana State License: Confirm they hold a current, active plumbing license.
- Insurance: Ensure they carry both liability and worker's compensation insurance.
- Local Experience: A pro familiar with New Orleans codes, the SWBNO, and local inspectors can streamline the process.
- Permit Handling: They should explicitly state they will pull all required City Mechanical Permits.
- Detailed Estimates: Quotes should break down labor, materials, permit fees, and inspection costs.
Frequently asked questions
Sources
Footnotes
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Gas Line Installation: What You Need to Know - https://www.pasoroblesheating.com/gas-line-installation-what-you-need-to-know-before-starting-your-project/ ↩ ↩2 ↩3 ↩4 ↩5 ↩6
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Gas Line Installation and Repair in New Orleans and Jefferson Parish - Al Bourgeois Plumbing & Heating - https://bourgeoisplumbing.com/2022/11/gas-line-installation-and-repair-in-new-orleans-and-jefferson-parish/ ↩
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Services - Permits & Licenses - Building - Mechanical Permit - https://nola.gov/mechanical-permit/ ↩ ↩2
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Plumbing Information - Sewerage & Water Board of New Orleans - https://www.swbno.org/CustomerService/PlumbingInfo ↩ ↩2
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New Orleans Gas Line Repair & Replacement - Stuart Services - https://www.stuartservices.com/plumbing/gas-line/ ↩ ↩2 ↩3 ↩4 ↩5 ↩6 ↩7
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Gas Line Installation Cost: 2023 Guide - Super Brothers - https://www.superbrothers.com/gas-line-installation-cost-2023-guide/ ↩ ↩2 ↩3
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Frequently Asked Questions - CivicPlus.CMS.FAQ - https://www.rpvca.gov/faq.aspx?TID=40 ↩ ↩2
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How to Install Natural Gas Lines Safely and Correctly - https://bluegasexpress.com/how-to-install-natural-gas-lines/ ↩ ↩2
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Gas Line Repair in Baton Rouge & New Orleans, LA - https://www.accutempbr.com/plumbing/gas-lines-repair-replacement/ ↩ ↩2 ↩3
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Gas Line Repair and Replacement Costs [2026 Data] | Angi - https://www.angi.com/articles/average-gas-line-repair-and-installation-costs.htm ↩ ↩2 ↩3
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How Much Do Gas Line Installation or Repairs Cost? [2026 Data] - https://www.angi.com/articles/what-average-cost-85-run-natural-gas-line.htm ↩ ↩2