Gas Leak Detection Services in Fontana & Surrounding Areas

Emergency gas leak detection and repair to keep your family safe
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Professional Gas Leak Detection for Your Safety

Gas leaks are serious safety hazards that require immediate professional attention in your Fontana, Upland, or Rancho Cucamonga home or business. AS Plumbing & Mechanical provides emergency gas leak detection services using specialized equipment to locate and assess dangerous gas leaks quickly.

Our certified technicians use electronic gas detectors, soap testing, and pressure gauges to find leaks in gas lines, appliance connections, and meter assemblies. We're trained to handle both natural gas and propane systems safely, following strict safety protocols to protect your property and family.

Property owners throughout Corona, Redlands, Glendora, and nearby communities trust us when they smell gas, hear hissing sounds near appliances, or notice dead vegetation around gas lines. These warning signs require immediate professional response to prevent potential explosions or carbon monoxide poisoning.

We provide 24/7 emergency gas leak detection because gas emergencies can't wait. Our team arrives quickly with the right tools and experience to locate leaks, secure the area, and coordinate with utility companies when needed. Your safety is our top priority, and we won't leave until the situation is resolved.

24/7 Emergency Support

We provide 24/7 emergency plumbing support to address urgent issues anytime.

Expert Plumbing Services

AS Plumbing offers expert plumbing services with a team of certified professionals.

Customer Satisfaction

Our top priority is customer satisfaction, ensuring every client is happy with our work.

Affordable Pricing

Our services come at competitive prices without compromising quality.

Most Frequently Asked Questions

Can you detect leaks in both natural gas and propane systems?
Absolutely. Our technicians are trained and equipped to safely detect leaks in natural gas lines, propane systems, appliance connections, and gas meters. We work on both residential and commercial gas systems throughout the Inland Empire.
Do you provide emergency gas leak detection?
Yes, we offer 24/7 emergency gas leak detection throughout Upland, Rancho Cucamonga, Corona, and all surrounding areas. Gas leaks are serious safety hazards that require immediate professional response at any time of day or night.
How do you detect gas leaks safely?
We use electronic gas detection equipment, soap bubble testing, and specialized meters to locate leaks without creating sparks or ignition sources. Our certified technicians follow strict safety protocols and coordinate with utility companies when necessary.
What should I do if I smell gas in my Fontana home?
Leave the building immediately, don't use electrical switches or create sparks, and call the gas company and AS Plumbing from a safe location outside. Never try to locate the leak yourself or use open flames to check for gas.

Current AS Plumbing Promotions

Full Home Repipe

$1,500 Off

Solve low pressure and water quality issues permanently
Increase property value and prevent future emergencies
Minimally invasive installation protects your home
Get Free Estimate
November 15, 2025
$1,500 discount on complete hot and cold water supply line repipe. Minimum project scope required. Does not include drain lines. Limited time offer.

Leak Detection Special

Free Leak Detection

Expert detection finds hidden leaks fast
Prevent structural damage and mold growth
Clear upfront pricing for any needed repairs
Find My Leak
November 15, 2025
Diagnostic fee only, does not include repairs. Repair quote provided separately. Valid for one leak issue per household during standard business hours.

Water Heater Special

$799 Off

Endless hot water on demand—never run out
Lower utility bills with energy-efficient technology
Space-saving design—no bulky tank needed
Save $799 Now
November 30, 2025
Discount applied to complete tankless installation. Modifications to plumbing, gas, electrical, or venting extra. Customer pays permit fees. Limited time offer.

Drain Cleaning Special

$69

Expert cable cleaning of one drain line
Fast restoration of proper water flow
Service for kitchen, bathroom, or shower drains
Clear Your Drain
December 31, 2025
Valid for one residential drain line with accessible ground-level cleanout. Does not include main sewer lines, hydro-jetting, or toilet removal. Standard business hours only.

Gas Leak Detection

$250

Licensed technicians with advanced detection tools
System-wide pressure test of all gas lines
Detailed upfront estimate for repairs
Protect Your Home
November 30, 2025
Valid for residential properties only. Cannot be combined with other offers. Some restrictions may apply.