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Top Gas Line Plumbing Companies in Aurora, Colorado Ranked
Installing or repairing a gas line is a critical home improvement project that ensures the safe and reliable delivery of natural gas to your appliances. Proper gas line work is essential for safety, code compliance, and the efficient operation of your furnace, water heater, stove, or fireplace. This guide explains the key steps, regulations, and considerations for gas piping projects in Aurora, helping you understand the process and connect with qualified local professionals.

High 5 Plumbing, Heating, Cooling & Electric
15710 W Colfax Ave, Golden, CO 80401
High 5 Plumbing, Heating, Cooling & Electric is a full-service plumbing company serving Denver, CO. They provide a wide range of plumbing services including water heater installation and repair, drain cleaning, sewer line repair, leak detection, and gas line installation. The company uses advanced video technology for sewer camera inspections and offers trenchless sewer repair to minimize excavation. They also specialize in hydro jetting to clear blocked drains efficiently. High 5 Plumbing is licensed for gas plumbing and installs energy-efficient tankless water heaters. The company has received recognition such as the Angi Super Service Award and a BBB Torch Award for Ethics. They provide 24/7 emergency response for urgent plumbing needs.

Big Apple Plumbing LLC - Broomfield, CO
1022 Depot Hill Rd Unit 10, Broomfield, CO 80020
Big Apple Plumbing LLC - Broomfield, CO provides a wide range of plumbing services in Denver, CO, including drain cleaning, sewer line repair, water heater installation and repair (tank and tankless), leak detection, gas line installation, sump pump repair, and repiping. The company serves both residential and commercial clients, handling routine maintenance, emergency repairs, and new installations with licensed plumbers. They specialize in sewer line services and offer 24/7 emergency plumbing solutions to address urgent issues like burst pipes and leaks. Big Apple Plumbing is locally owned and operated, with a focus on safety and code compliance. Their team is experienced in gas line installations and water heater replacements, ensuring efficient and reliable service. The company is known for upfront pricing, timely arrivals, and clear communication, serving Broomfield and surrounding areas including Anthem, The Broadlands, and Interlocken/FlatIron Crossing.

Midwest Plumbing Co. LLC
8360 Auburn Ln, Westminster, CO 80031
Midwest Plumbing Co. LLC is a plumbing service provider based in Denver, CO, offering a wide range of plumbing solutions. Their services include water heater repair and installation, sump pump repair, sewer line repair with trenchless technology, leak detection, repiping, gas line installation, toilet and garbage disposal repair, and more. The company uses advanced equipment and techniques to address both simple and complex plumbing issues, aiming to provide long-term solutions. They serve residential customers and emphasize careful, tailored service for each home. Midwest Plumbing Co. LLC offers 24/7 emergency plumbing services to assist customers whenever needed.

Speed plumbing
225 S Harrison St a412, Denver, CO 80209
Speed Plumbing is a plumbing service provider based in Denver, CO, offering a range of services including water heater repair and installation, drain cleaning, hydro jetting, and gas line installation. They serve both residential and commercial clients, with capabilities such as small hydro jetting to clear grease, sand, and soft clogs. With 20 years of experience, Speed Plumbing provides 24/7 emergency service to address urgent plumbing needs promptly.

Cap Hill Plumbing
1770 E Colfax Ave unit A, Denver, CO 80218
Cap Hill Plumbing is a licensed and insured plumbing service based in Denver, CO. They specialize in a wide range of plumbing services including sewer camera inspections, water heater repair and installation (both tank and tankless), drain cleaning, leak detection, sump pump repair, gas line installation, and sewer line repair. Serving Denver and the surrounding metro area, they are familiar with the unique plumbing challenges of older homes and local conditions. Their team uses camera inspections to diagnose sewer issues accurately and offers same-day repairs for many services. Cap Hill Plumbing provides upfront pricing and stands behind their work with warranties.
Understanding Aurora's Gas Line Permit Process
Before any pipe is laid or wrench is turned, securing the proper permits is the most crucial first step for any gas line project in Aurora. The City of Aurora requires permits for most gas line work, which is managed through their Property and Business permits division 1. This process ensures all work meets strict safety and building codes.
Additionally, if your project involves work on the service line that connects your home to the main utility line-or any work beyond the gas meter-you will also need approval from Nicor Gas, the primary natural gas utility serving the area 2. Attempting to install or repair a gas line without these permits is not only illegal but also extremely dangerous, risking leaks, fines, and complications when selling your home. The final step before your new line can be activated is a mandatory pressure test and inspection by the permitting authority 3.
Step-by-Step: From Planning to Inspection
A successful gas line installation or repair follows a logical sequence. Understanding these steps can help you communicate effectively with your contractor and ensure the project runs smoothly.
1. Planning and Design
Every project begins with a plan. A qualified professional will map the proposed route from the meter or existing line to the new appliance. They will calculate the correct pipe size (diameter) based on the total BTU demand of all appliances the line will serve and select the appropriate materials, such as durable black iron pipe or flexible Corrugated Stainless Steel Tubing (CSST) 4 5.
2. Securing Permits
Your licensed contractor will typically handle pulling the required permits from the City of Aurora and Nicor Gas 1 2. This paperwork includes details of the planned work and ensures the project is on the city's radar for the necessary inspections.
3. Installation and Trenching
For underground gas line extensions, this phase involves careful trenching. Professionals will always call 811 to have all existing underground utilities marked before digging to avoid dangerous and costly strikes 6. The new pipe is then laid in the trench, with all connections meticulously threaded and sealed. For indoor repairs or reroutes, this involves securing new piping along joists and walls with proper supports.
4. The Critical Pressure Test
Before the trench is backfilled or walls are closed up, the system must undergo a pressure test. This is a non-negotiable safety check where the sealed line is pressurized with air to verify there are no leaks 3 7. A passing pressure test is a primary requirement for inspection approval.
5. Final Connections and Inspection
Once the pressure test passes, the final connections to the appliance can be made. Then, a city or utility inspector will visit to review the entire installation-checking materials, routing, supports, and the pressure test results-before granting final approval to activate the line 8.
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Safety and Compliance: Non-Negotiable Priorities
Gas line work is not a DIY project. The risks associated with natural gas leaks-including fire, explosion, and health hazards-are too great. Illinois law and common sense dictate that only licensed plumbers or qualified contractors should perform this work 6 9.
Key safety and compliance points include:
- Professional Licensing: Always verify that any contractor you hire holds the proper Illinois plumbing license and carries adequate insurance for gas line work.
- Code Adherence: Local codes specify everything from the type of pipe allowed (e.g., certain CSST may require bonding) to the required clearance from electrical panels and how pipes must be supported 9.
- Accessibility: Ensure all shut-off valves, the meter, and appliance connections remain easily accessible for both the inspector and for future emergency use.
- Leak Awareness: Know the smell of natural gas (a sulfuric, rotten egg odor added by the utility) and immediately evacuate and call 911 and Nicor Gas if you suspect a leak.
Understanding Costs and Getting Quotes
The cost of gas line installation or repair in Aurora is highly variable, making detailed quotes from licensed contractors essential. There is no flat-rate price, as it depends on multiple project-specific factors 10 11.
Major cost drivers include:
- Trenching and Excavation: Installing an underground line to a new patio kitchen or detached garage is often the most expensive part due to labor and equipment.
- Pipe Length and Material: Longer runs require more materials and labor. The choice between black iron and CSST can also affect material costs.
- Project Complexity: Running a line through finished walls or a concrete slab is more complex and costly than a simple basement run.
- Permit and Inspection Fees: These are necessary costs that will be included in a professional quote.
When seeking estimates, provide contractors with as much detail as possible. Reputable professionals will offer a detailed, written quote that breaks down labor, materials, and permit fees, giving you a clear picture of the investment required for your safe and code-compliant gas line project 12.
Frequently asked questions
Sources
Footnotes
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Permits | City of Aurora, IL - https://www.aurora.il.us/Property-and-Business/Permits ↩ ↩2
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Step-by-Step Process for Residential Gas Service | Nicor Gas - https://www.nicorgas.com/content/dam/southern-co-gas/nicor-gas/pdfs/builder-first-build-with-natural-gas/step-by-step-process-for-residential-gas-service%20%20.pdf ↩ ↩2
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Gas Line Repairs and Installations: What Homeowners Need ... - https://zeekplumbing.com/gas-line-repairs-and-installations-what-homeowners-need-to-know/ ↩ ↩2
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Essential Guide to Gas Line Installation: Tips and Safety ... - https://gaeberly.com/gas-line-installation/ ↩
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Expectations During a New Gas Line Installation for Your Home? - https://magnificentplumbing.com/new-gas-line-installation-for-your-home/ ↩
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Pipeline Safety - Illinois Gas - https://ilgas.com/index.php/pipeline-safety/ ↩ ↩2
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Process of Gas Line Installation: The Step-by-Step From ... - https://www.atlplumbingskills.com/blog/process-of-gas-line-installation-the-step-by-step-from-planning-to-completion ↩
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How to Prepare for a Gas Line Inspection in Chicago - https://midwestgaspiperepair.com/blog/how-to-prepare-for-gas-line-inspection ↩
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Gas Line Installation Guide for Chicago Homeowners - https://midwestgaspiperepair.com/blog/gas-line-installation-guide-chicago ↩ ↩2
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Gas Line Installation Cost: 2023 Guide - Super Brothers - https://www.superbrothers.com/gas-line-installation-cost-2023-guide/ ↩
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Foot by Foot: Understanding Gas Line Installation Costs - https://jollyplumbing.com/gas-line-installation-cost-per-foot/ ↩
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New Gas Line Installation Cost: Natural Gas Piping Supplies & ... - https://www.superbrothers.com/new-gas-line-installation-cost-natural-gas-piping-supplies-custom-piping/ ↩