Greater San Antonio's Trusted Plumbing Experts
Water Heater Repair in Castroville & San Antonio, TX
When your hot water heater stops working, life gets uncomfortable—fast. From cold morning showers to ineffective dishwashing, a broken water heater can throw off your entire routine. At Five Star Plumbing, we know how frustrating it is to suddenly lose hot water—especially when you’re trying to get out the door or wind down after a long day. That’s why we respond fast with friendly, skilled plumbers who know how to get your water heater working again—whether it’s gas, electric, or tankless. We bring the right tools, years of hands-on experience, and a promise to fix it right without draining your wallet.
Reliable Hot Water When You Need It Most
Your water heater is one of the most essential appliances in your home. When it fails, it impacts everything from hygiene to comfort. At Five Star Plumbing, we help restore your reliable hot water with same-day service, expert troubleshooting, and long-lasting water heater repair solutions.
We specialize in both traditional and tankless water heater repair services. No matter what brand or model you own, we’ll diagnose the problem and get your water heater running efficiently again.
Common Signs You Need Water Heater Repair
Don’t wait until the water runs cold. Here are a few signs your system might need water heater repair:
These issues often point to failing heating elements, sediment buildup, or problems with your gas supply. Our team will assess your system and explain your options clearly.
- Fluctuating or inconsistent hot water
- Discolored or rusty water
- Strange noises or rumbling from the tank
- Water pooling around your unit
- Low hot water pressure
- Lukewarm water from your hot water faucet
Water Heater Repair for Castroville and San Antonio Homes
Whether you’re near Houston Square, Medina Valley High School, or a neighborhood off Potranco Road in San Antonio, our licensed plumbers are nearby and ready to help. We bring over 15 years of experience in residential and commercial plumbing to every job.
Our water heater repair services include:
- Diagnosing faulty heating elements
- Flushing sediment from tanks
- Repairing faulty thermostats or valves
- Fixing gas water heater pilot lights
- Addressing corrosion or minor leaks
Hot Water Heater Experts for Every Brand
From Rheem and Bradford White to AO Smith and Navien, we service all major brands. Our technicians regularly handle both gas and electric water heater issues with precision.
We’ll make sure your hot water heater gets the care it needs without upselling unnecessary replacements.
- Electric Water Heaters – Heating element and thermostat troubleshooting
- Gas Water Heaters – Gas supply checks, pilot light repair, and burner assembly cleaning
- Tankless Water Heater Services – Descaling, temperature calibration, and error code diagnostics
Safety Inspections and Preventive Maintenance
A faulty water heater can lead to water damage, mold, or even gas leaks. We offer:
These services not only keep your water heater running well but may also help reduce energy costs and prevent breakdowns before they happen.
- Annual safety inspections
- Preventive flushing and cleaning
- Replacement of worn heating elements
- Thermostat testing
Why Castroville and San Antonio Trust Five Star Plumbing
Whether you’ve got a failing hot water heater or just want a tune-up, our team is here for you.
- 15+ years serving Castroville, San Antonio & Medina County
- Certified by the Texas State Board of Plumbing Examiners
- Licensed, insured, and HUB/MBE/SBE certified
- 1-Year warranty on most repair services
- Transparent pricing and same-day appointments
- Emergency water heater repair available 24/7
FAQs – Water Heater Repair in Castroville & San Antonio
This could be due to a faulty thermostat, broken heating elements, or a gas supply issue. Our licensed plumbers can quickly identify and fix the root of the problem.
Castroville Location
Greater San Antonio Location
Schedule Water Heater Repair Today
Don’t wait for a cold shower or a complete breakdown. Call Five Star Plumbing for fast, reliable water heater repair in Castroville and Greater San Antonio—and get your hot water back on track.
Call Us
(210) 673-0797
Service Hours
24/7 Emergency Availability
Office Location
2780 FM 471 N, Castroville, TX 78009