Cal-Tech Plumbing - Union City's Expert Plumbing Repair

Union City, CA 94587

(510) 431-3464

Local Business Description

Cal-Tech Plumbing is a trusted, locally-owned plumbing service provider in Union City, CA, serving Alameda County. As a company specializing in residential, commercial, and industrial plumbing, we offer comprehensive installation, repair, and new construction services. Our commitment is to provide clear explanations about your plumbing system while delivering reliable, high-quality work at a fair price. We are proud to be affiliated with leading industry organizations, including IAPMO, ASSE International for backflow prevention, PHCC for certified technicians, and InterNACHI for property inspections, ensuring our work meets the highest professional standards.

Questions and Answers

My toilet in Union City is constantly running. What could be the cause and how do you fix it?

A constantly running toilet in our area is often due to a worn flapper valve or a faulty fill valve, which are common wear items. Hard water can accelerate this wear. Our certified technicians will diagnose the specific issue, which is frequently a simple toilet repair. We'll replace the necessary components with quality parts and check for any related problems, like mineral buildup from local water, to ensure a complete and lasting fix.

I need a new water heater installed. What should I know about the process?

Installing a new water heater involves selecting the right type and size for your home, safely disconnecting the old unit, and ensuring proper installation, venting (for gas models), and code compliance. As specialists in water heater installation and repair, we handle the entire process, including obtaining any necessary permits for Union City. We'll discuss your options—like tankless vs. traditional—and provide a clear timeline and upfront price.

What plumbing issues are common in Union City homes, and how do you address them?

Two frequent issues we see in Union City are toilet valve leaks and hard water scaling. Leaky toilet valves waste water and increase bills, while hard water leaves mineral deposits that can reduce water pressure and damage fixtures. We perform precise repairs on toilet valves and can install water softeners or descale pipes to combat hard water effects. Our plumbing inspections can also identify these and other potential problems early.

Business Offerings

  • Water pipe installation
  • Gas line repair
  • Water pipe repair
  • Sink repair
  • Faucet installation

Business Location & Hours



Mon:8:00 AM - 5:00 PM
Tue:Closed
Wed:Closed
Thu:Closed
Fri:Closed
Sat:Closed
Sun:Closed


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