Exclusive 10% OFF On Select Services

Bay Area’s #1 Plumber & Repipe Specialists Since 2014

Water Heater Repair San Mateo, CA

At Gladiator Repipe & Plumbing, we provide professional water heater repair in San Mateo, CA. Licensed, insured, and trusted by 30,000+ Bay Area homeowners since 2014.

  • Tank & Tankless Water Heater Repair
  • Same-Day Service Available
  • All Brands & Models Serviced

Get Your Free Estimate

Water Heater Repair in San Mateo — Free Estimate


Available 24/7 for emergencies • (408) 444-2696

water heater repair specialist in San Mateo

San Mateo Water Heater Repair Specialists

Trusted Plumbing Company Serving the Bay Area Since 2014

A failing water heater can disrupt daily life fast. Gladiator Repipe & Plumbing provides expert water heater repair in San Mateo, CA for both traditional tank models and tankless units. Our technicians diagnose and repair the root cause — not just reset the thermostat and leave.

Common water heater problems we repair in San Mateo include pilot light failures, thermostat malfunctions, sediment buildup reducing efficiency, leaking pressure relief valves, anode rod corrosion, and burner or heating element failures. Hard water common throughout San Mateo County accelerates sediment buildup in tank heaters.

Call For Your Free Estimate

Water Heater Repair in San Mateo You Can Count On

Serving San Mateo and the Surrounding San Mateo County Area

We repair all major brands — Rheem, Bradford White, AO Smith, Navien, Noritz, and more. If repair isn’t cost-effective, we’ll give you an honest replacement recommendation with transparent pricing before any work begins.

Our technicians are in San Mateo every day — serving Baywood, Downtown San Mateo, and all surrounding neighborhoods. We coordinate directly with local permit authorities and inspectors to keep every project on track.

Call For Your Free Estimate

Gladiator plumbing truck in San Mateo

Why San Mateo Homeowners Choose Gladiator

With 30,000+ completed jobs across the Bay Area and a decade of local experience, Gladiator Repipe & Plumbing has earned the trust of homeowners in San Mateo and throughout San Mateo County. We do it right the first time — every time.

Licensed & Insured

Fully licensed (CSLB #1008291) and insured for your complete peace of mind.

10+ Years Experience

Keeping the Bay Area flowing since 2014 — 30,000+ completed jobs.

5-Star Rated

Top-rated on Google, Yelp, and Angi. We do it right the first time.

24/7 Emergency Service

Around-the-clock availability for plumbing emergencies in San Mateo.

Water Heater Repair in San Mateo — What We Offer

Gladiator Repipe & Plumbing provides comprehensive water heater repair services for homes and commercial properties throughout San Mateo and San Mateo County. Our licensed technicians are equipped to handle every aspect of water heater repair — from initial diagnosis to final inspection.

  • Pilot Light & Ignition Repair
  • Thermostat & Heating Element Replacement
  • Pressure Relief Valve Replacement
  • Anode Rod Replacement
  • Sediment Flush & Descaling
  • Tankless Unit Maintenance & Repair

Serving San Mateo and the Bay Area

We provide water heater repair throughout San Mateo and surrounding Bay Area communities. Our technicians are familiar with the local infrastructure, permit requirements, and plumbing challenges specific to San Mateo County.

Also Available In:

Need water heater repair in another city? Call (408) 444-2696 — we may still be able to help.

Frequently Asked Questions

Common questions about water heater repair in San Mateo. Don’t see yours? Call (408) 444-2696.

How do I know if my water heater needs repair or replacement?

If the unit is under 10 years old, repair is usually cost-effective. Over 12 years old with recurring problems, replacement often makes more financial sense. We’ll give you an honest assessment.

Why is my water heater making a popping or rumbling noise?

This typically indicates sediment buildup on the bottom of the tank. A flush and descale can often resolve the issue and extend the life of the unit.

My water isn’t hot enough — what’s the cause?

Common causes include a faulty thermostat, a failed heating element (electric), a failing pilot assembly or gas valve (gas), or a unit that’s undersized for current demand.

Can you repair tankless water heaters?

Yes — we service all major tankless brands. Tankless units require annual descaling in hard water areas like San Mateo to maintain efficiency.

How long does water heater repair take?

Most repairs are completed in 1–2 hours. Parts availability may affect timing for some models.

Ready to Get Started?

Call us for a free water heater repair estimate in San Mateo — available 24/7 for emergencies.

Call Us: (408) 444-2696