The No. 1 Plumber in Walnut, CA

For top-notch service from a plumber in Walnut, CA, you need to contact Top Notch Plumbing Inc. We specialize in delivering personalized service to Walnut homeowners and business owners. Our team of experienced plumbers is available 24 hours a day to serve you.

Rely on the Trusted Crew

Covina homeowners and business owners have come to rely on Top Notch Plumbing because we’re dedicated to total satisfaction. We know that choosing a plumbing company is a big deal, so we go out of our way to treat you like family.

  • Licensed, bonded, and insured plumbers
  • In business since 2017
  • Family-owned and locally-operated plumbing company
  • Five-star rated on Google

A Highly Skilled Team Providing a Host of Services

At Top Notch Plumbing, our team of licensed, bonded, and insured plumbers provides a wide range of plumbing services for residential and commercial customers, including:

sewerlinepipe lining

If you thought that the only way to get a pipe repaired was to dig up your yard, we have good news – trenchless pipe lining, including CIPP, from Top Notch Plumbing requires no excavation! All work is completed from inside your pipes to refresh and rehabilitate your existing pipes.


Using pipe bursting technology, our team can break away old sections of pipe underground while installing new pipe at the same time. No digging, no mess.


Our drain and sewer experts provide comprehensive service in the community, including video inspections to pinpoint the location of trouble spots.

drain cleaning

Whether you’ve got a clogged drain or you want to keep your drain lines clean and clear throughout the year, our drain cleaning experts are here to help.


A functioning sewer line is essential to your indoor comfort, but it’s also a matter of health. Problems with sewer pipes can lead to dangerous bacteria spreading into your home or business, but with Top Notch Plumbing on your side, you never have to worry.

plumbing-1 (1)

Our general plumbing services in Walnut provide relief from water leaks, loose fixtures, and pressure issues that are keeping you up at night.

Emergency plumbing

Top Notch Plumbing provides 24-hour plumbing services because you can’t afford to wait around in a plumbing emergency.

Water Softener

If you’re experiencing water dripping from your water heater, strange noises, or no or low hot water, let our water heater experts provide support through repair, maintenance, and installation for traditional tank water heaters.

Tankless water heater

A tankless water heater offers the ultimate in comfort with on-demand endless hot water. Let our service specialists show you how easy it can be to enjoy never-ending hot showers anytime.

water heater

With a water softener system, you’ll never again have to deal with water spots on your dishes or faded clothes after washing. Plus, your drinking water will taste clean and crisp with each drop.

Contact Your Local Plumbers for Comprehensive Service

The next time you need a plumber in Walnut, CA, contact Top Notch Plumbing Inc. for friendly service from professional plumbers who care. Call us or fill out the form for an appointment.