Frequently Asked Questions (FAQ)

Evo Water Heating & Plumbing - San Jose, Los Altos & Sunnyvale, CA

When should I call a professional plumber?

Call a professional if you notice:

  • Leaking or burst pipes
  • Slow or clogged drains
  • Running toilet
  • Water heater issues
  • Low water pressure

  • Sewage smells

These problems often get worse if ignored, leading to bigger repairs later.

Do you offer emergency plumbing services?

Yes - we provide 24/7 emergency plumbing support for urgent issues like burst pipes or severe leaks so you can get help any time.

What types of water heaters do you install and service?

We work with all major types of water heaters:

  • Traditional tank-style units
  • Tankless/on-demand systems
  • Heat pump/hybrid units
  • Solar & condensing water heaters

We can repair, install, upgrade or maintain any model.

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

Common signs include:

  • No hot water or inconsistent temperatures
  • Water that is rusty or discolored
  • Leaks around the tank
  • Unusual noises (banging/popping)
  • Frequent system cycling

A professional inspection can determine if repair or replacement is best.

What is the benefit of a tankless water heater?

Tankless systems heat water on demand, offering:
✔ Endless hot water
✔ Better energy efficiency
✔ Longer lifespan
✔ Smaller footprint in your home
They're ideal for busy households or anyone looking to lower utility costs.

How do I know if I have hard water?

Signs of hard water include:

  • Mineral buildup on fixtures
  • Dry skin & hair
  • Spots on dishes
  • Shorter appliance lifespan

A water test determines the best solution.

What is reverse osmosis and do I need it?

Reverse osmosis (RO) is a filtration process that removes dissolved contaminants like lead and other minerals from drinking water, offering healthier, better-tasting water for your home.

Why won't my drain clear on its own?

Slow or clogged drains can be caused by soap buildup, grease, hair, food particles or foreign objects. Over-the-counter products often don't solve the underlying issue and can damage pipes. Professional drain cleaning gets deeper and protects your plumbing.

When should I call for drain cleaning?

Call us if you notice:

  • Water backing up
  • Sluggish draining
  • Unpleasant odors
  • Recurring clogs

Regular cleaning helps prevent bigger issues like pipe damage.

Do you offer estimates and consultations?

Yes! We provide personalized estimates and expert advice for water heaters, plumbing repairs, water treatment systems, and more - just contact our team to get started.