
Thomas Plumbing Inc. provides water heater repair, replacement, and installation for customers in Morgan Hill, Gilroy, San Martin, and surrounding communities. From emergency repairs to tankless upgrades, our experienced plumbers deliver dependable service backed by over 65 years of trusted local experience.
A lack of hot water may indicate a failed heating element, thermostat issue, pilot light problem, or sediment buildup inside the tank.
Leaks around your water heater can lead to water damage and may signal a failing tank, loose fittings, or pressure relief valve problems.
Popping, banging, or rumbling sounds are often caused by sediment buildup inside the tank, reducing efficiency and shortening equipment life.
Brown or rusty hot water may indicate corrosion inside the tank or deteriorating plumbing components that require immediate attention.

Fast diagnosis and repair for leaking tanks, faulty thermostats, pilot light problems, heating element failures, and more.

Professional replacement of aging or failed water heaters with high-quality systems built for long-term reliability and efficiency.

Upgrade to an energy-efficient tankless water heater system that provides endless hot water and reduced energy usage.

Commercial water heater repair, replacement, and installation services for restaurants, offices, retail buildings, and other commercial properties.

Preventative maintenance services help improve efficiency, extend equipment life, and reduce the risk of unexpected breakdowns.

Emergency plumbing service available for urgent water heater leaks, failures, and no-hot-water situations.
Founded by Arthur Thomas in 1958, our company has proudly served the local community for more than six decades and continues to be family owned and operated today.
Three generations of plumbing experience allow us to diagnose problems efficiently, recommend practical solutions, and perform quality repairs that last.
Our experienced plumbing professionals are committed to delivering safe, reliable workmanship and excellent customer service on every job.
We believe in providing straightforward advice and practical solutions without unnecessary upselling or pressure.
From single-family homes to commercial properties, we provide complete water heater services tailored to each customer's needs.
As a Morgan Hill plumbing company serving Santa Clara County, we understand the needs of our community and take pride in serving our neighbors.
Choosing the right water heater depends on your home's hot water demand, energy efficiency goals, available space, and budget. Thomas Plumbing Inc. can help you determine which system is the best fit for your needs.

• Lower initial installation cost
• Reliable and familiar technology
• Available in multiple tank sizes
• Stores a reserve supply of hot water
• Typically requires replacement every 8–12 years

• Endless hot water on demand
• Higher energy efficiency
• Compact wall-mounted design
• Longer service life than traditional tanks
• Excellent choice for larger households
Whether you're replacing an existing water heater or considering an upgrade to a tankless system, our experienced plumbers can help you compare options and select the right solution for your home or business.
Find answers to common questions about water heater repair, replacement, tankless water heaters, and emergency service in Morgan Hill, Gilroy, San Martin and Santa Clara County.
Many water heater issues can be repaired, including faulty thermostats, heating elements, pilot light problems, and leaking fittings. If the tank itself is leaking or the unit is nearing the end of its expected lifespan, replacement is often the more cost-effective option.
Most traditional tank water heaters last between 8 and 12 years, while tankless water heaters can often last 20 years or more with proper maintenance.
The proper size depends on the number of occupants, hot water usage habits, and the fixtures and appliances in your home. Our plumbers can help determine the ideal system for your needs.
Yes. Thomas Plumbing Inc. installs and services tankless water heaters from leading manufacturers and can help you determine if a tankless system is right for your home or business.
Popping, rumbling, and banging sounds are commonly caused by sediment buildup inside the tank. Flushing the system or replacing an aging water heater may be recommended depending on the severity of the buildup.
Yes. We provide prompt service for urgent water heater issues, including leaks, loss of hot water, and other unexpected failures.

Whether you're dealing with a leaking water heater, inconsistent hot water, unusual noises, or a complete system failure, Thomas Plumbing Inc. is ready to help. Our experienced plumbers provide professional water heater repair, replacement, installation, and maintenance services throughout Morgan Hill, Gilroy, San Martin, Hollister, and surrounding South Santa Clara County communities.
Family Owned & Operated Since 1958 • Third-Generation Plumbing Company • Residential & Commercial Service
Call Thomas Plumbing Inc. Today
(408) 778-4340
Thomas Plumbing Inc
16305 Vineyard Blvd Suite A, Morgan Hill, CA, USA