Plumber · Ottawa

Plumbing Problems Fixed Fast — No Mess Left Behind.

Licensed plumbers for repairs, installations, and emergencies. Upfront pricing and work that's done right the first time.

★★★★★ 5.0 Google Rating
Licensed & Insured
Free Estimates
Satisfaction Guaranteed
Serving Ottawa & Area
5.0 Google Rating
3,000+
Service Calls
4.8★
Google Rating
24/7
Emergency Line
Licensed
Master Plumbers
Knox Plumbing and Heating — plumber in Ottawa

Plumbers You Can Actually Trust

Plumbing problems get expensive fast if ignored or fixed wrong. Our licensed plumbers diagnose the actual issue, give you a flat-rate price before touching anything, and back every job with a written warranty. No hourly surprises.

  • Locally operated in Ottawa and surrounding area
  • Fully licensed, insured, and background-checked team
  • Transparent pricing — no surprise fees
  • Satisfaction guarantee on every job

Our Services

Everything you need from one trusted team. No referrals to other contractors, no runaround.

🔧

Leak Repair

Pipe leaks, faucet drips, and toilet running — diagnosed and fixed same visit in most cases.

🚿

Drain Cleaning

Camera inspection finds the blockage, hydro-jetting or snaking clears it completely.

🚽

Toilet Repair & Install

Running toilets, broken flush valves, and full toilet replacement. All brands and models.

🌡️

Water Heater

Tank and tankless water heater repair, replacement, and installation. Same-day service.

🏠

Pipe Replacement

Full re-pipe for older homes with galvanized or polybutylene piping. Permitted and code-compliant.

🚨

Emergency Plumbing

Burst pipes, flooding, sewage backup — we respond within the hour, 24 hours a day.

How It Works

Three steps from first call to finished job. No confusion, no waiting around.

01

Call or Book Online

Describe the problem. We'll give you an arrival window and a plumber who calls before they show up.

02

Diagnosis & Flat Quote

We find the root cause, show you exactly what's needed, and give you a firm price before any work starts.

03

Fixed & Guaranteed

Problem solved, work area clean, warranty in writing. We leave your home in better shape than we found it.

How we work

Real Reviews from Real Customers

Don't take our word for it. Here's what people in Ottawa have to say.

★★★★★

"We had Nick replace our faucet that had been leaking. He was easy to get in contact with, was able to give us a quote and schedule the job for a time that suited our schedule. We are very happy with the work he did. We would definitely contact him in the future if we require further services."

Barbara Rodwin Ottawa
★★★★★

"Would absolutely recommend Nick to anyone looking for any type of plumbing work. I had him install a dishwasher for me and he was professional, efficient and did a great job. I'm definitely going to be calling him any time I need work done, and would recommend him to anyone I know."

Autumn Corvus Ottawa
★★★★★

"Knox plumbing went above and beyond for our bathroom renovation. Nick was professional, efficient and very resourceful, coming up with solutions that suited the availability of resources in our area. His expertise was greatly appreciated in practically all parts of our renovation. Highly, highly recommended."

Katherine Choi Ottawa

The Difference Is Clear

Not all providers are equal. Here's what separates us from the competition.

Our Plumbing Company

  • Flat-rate pricing before work starts
  • Licensed master plumbers
  • Camera inspection on drain calls
  • Written warranty on all repairs
  • Same-day and emergency service

Hourly Plumbers

  • Hourly rate — cost unknown until done
  • Journeyperson or apprentice sent out
  • Guesswork without camera
  • No warranty or short verbal guarantee
  • Week-long waits for non-emergency calls

Frequently Asked Questions

Everything you need to know before booking.

Do you charge for the service call? +

We charge a flat diagnostic fee to come out and assess the problem. That fee is waived if you proceed with the repair.

How fast can you respond to emergencies? +

Within the hour for burst pipes, active flooding, or sewage backup. 24/7, including weekends and holidays.

Are your plumbers licensed? +

Yes. All our plumbers hold current provincial licences and we pull permits for all work that requires them.

Do you provide a warranty? +

Yes. All parts and labour are covered by our written warranty. Terms vary by job type and are provided upfront.

Can you work in occupied homes? +

Absolutely. We contain work areas, protect flooring, and minimize disruption. Most repairs are completed in a single visit.

Still have questions? We're happy to help.

📞 Call 613-894-2000

Don't Let a Small Leak Become a Big Problem.

Same-day service available. Free estimates on installations.