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professional gas pressure testing and leak inspection services

We proudly serve the San Francisco Bay Area

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Licensed & Insured:  CSLB #1057926
Trusted Plumbing Experts Across the Bay Area

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Proudly serving Santa Clara and San Mateo Counties

How a Gas Pressure Test Works – Step-by-Step Guide for Homeowners

What Is a Gas Pressure Test?

A gas pressure test is a diagnostic procedure used to verify the integrity of your gas lines. It measures how well your system holds pressure under controlled conditions to ensure it’s leak-free and functioning safely.

A pressure test is typically required for:
• New gas line installations
• Gas service reconnections after shut-off
• Building permits and inspections
• Suspected leaks or declining appliance performance


Why It Matters
• Detects dangerous leaks before they cause harm
• Confirms system safety and regulatory compliance
• Prevents fires, explosions, and carbon monoxide exposure


How a Professional Gas Pressure Test Works

Step 1: Shut Off the Gas Supply
We begin by safely turning off the gas to isolate your system.

Step 2: Seal All Fixtures and Outlets
All gas-powered appliances are disconnected to create a closed system, ensuring accurate test results.

Step 3: Pressurize the System
Compressed air is introduced into the gas lines, and a calibrated pressure gauge is used to monitor the system.

Step 4: Monitor for Pressure Drops
If the pressure remains steady during the test window (typically 15–30 minutes), your system is safe. A pressure drop indicates a leak.

Step 5: Locate and Confirm Leaks
If a leak is suspected, we apply a non-toxic soap solution to fittings and joints. Expanding bubbles pinpoint the exact location of the leak.


When to Schedule a Gas Pressure Test

You should consider scheduling a test if:
• You smell gas or suspect a leak
• You’re installing or relocating gas lines
• You’re remodeling and require permit inspections
• Your gas service was shut off by the utility company
• Appliances are malfunctioning due to low gas pressure
• You’ve purchased an older home and want a system inspection

Note: Local codes often require a passed gas pressure test before service can be restored following a shutoff or repair.


Why Choose Repipe Champions for Gas Testing?
• Licensed, bonded, and insured plumbing professionals
• Fast scheduling with same-day appointments available
• Detailed pressure test reports for permits and inspections
• Backed by years of experience and knowledge of local codes


Schedule Your Gas Pressure Test Today

Ensure your gas system is safe, compliant, and leak-free. Repipe Champions Plumbing and Rooter provides professional gas pressure testing with same-day service and dependable results.


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Technician performing gas line pressure test on copper pipe

Signs You May Have a Gas Leak – When to Schedule a Gas Pressure Test

Top Signs You May Have a Gas Leak — When to Schedule a Pressure Test

Natural gas leaks can pose serious health and safety hazards. Recognizing early warning signs and acting quickly can prevent fires, explosions, and toxic exposure. Below are the most common signs of a gas leak and when to schedule a pressure test with a licensed professional.


1. Rotten Egg or Sulfur Smell Indoors

Natural gas is naturally odorless, but utility companies add mercaptan — a chemical that smells like rotten eggs — to help detect leaks.

If you smell rotten eggs:
• Leave the area immediately
• Do not use electronics, light switches, or open flames
• Call your gas provider and a licensed plumber from a safe location

A gas pressure test can confirm the leak and help pinpoint its exact location for safe, code-compliant repairs.


2. Hissing or Whistling Sounds Near Gas Lines

A hissing or whistling noise near a gas line or appliance is often a clear indicator of a leak.

Where to check:
• Around gas stoves, ovens, or fireplaces
• Near water heaters and furnaces
• Along any exposed indoor or outdoor gas pipes

If you hear such sounds, shut off the gas supply (if safely accessible) and schedule immediate professional testing.


3. Unexplained Increase in Gas Bills

A hidden leak can allow gas to escape undetected, causing unexpected spikes in your monthly utility bills.

What to monitor:
• Sudden or gradual increases in your gas bill
• No change in appliance usage
• Pilot lights that behave erratically or perform inconsistently

A pressure test can determine whether gas is leaking inside walls, crawlspaces, or underground lines.


4. Physical Symptoms of Gas Exposure

Even minor leaks can cause health issues, especially in enclosed or poorly ventilated spaces.

Watch for these symptoms:
• Headaches, nausea, dizziness, or fatigue (mild exposure)
• Confusion, shortness of breath, or unconsciousness (severe exposure)
• Feeling noticeably better when outside your home

If you or your family are experiencing these symptoms, evacuate immediately and call for emergency service and ventilation.


5. Malfunctioning Gas Appliances

Faulty gas-powered appliances can be a red flag for low gas pressure or a potential leak in the system.

Warning signs:
• Pilot lights won’t stay lit
• Weak, flickering, or yellow-orange flames
• Soot buildup or discoloration around burners and vents

A system-wide gas pressure test can help determine whether the issue is appliance-specific or a larger line failure.


When to Schedule a Gas Pressure Test

You should request a professional gas pressure test if:
• You smell gas or hear hissing sounds
• You’re moving into a new home
• You’re installing or replacing any gas appliance
• Your gas service was recently shut off for repair or remodeling
• You’ve noticed a spike in gas usage or erratic appliance behavior

Gas testing ensures your system is code-compliant, leak-free, and ready for safe operation.


Schedule a Gas Pressure Test Today

Don’t wait for a small issue to turn into a life-threatening emergency. Repipe Champions Plumbing and Rooter offers fast, certified gas pressure testing and expert leak detection. If repairs are needed, our licensed plumbers handle everything from permits to code-compliant fixes.

Call now to book your gas pressure test and ensure the safety of your home and family.

Repipe Champions Plumbing and Rooter Inc. proudly offers professional gas pressure testing in the following cities

If you are not listed above, please reach out and we'll do our best to assist you. 

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