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Hayes Plumbing service

Pipe Repair and Repiping in Oshawa and Durham Region

Older Durham Region homes carry galvanized steel, aging copper and early plastic supply lines. We repair the leak in front of you and replace the pipe that keeps failing.

Get a free estimate

Tell us about the job and we will follow up. Emergencies: call (905) 576-3043 24/7.

Or call: (905) 576-3043

What is pipe repair & repiping?

Pipe repair fixes leaking, corroded or damaged water supply lines, and repiping replaces the failing pipe throughout the home with modern PEX or copper. Hayes Plumbing repairs and replaces galvanized, copper and plastic supply lines in Oshawa, Whitby, Ajax, Pickering and Clarington homes, from older homes with galvanized or copper lines to newer subdivisions.

What this service includes

  • Leaking and burst pipe repair
  • Galvanized pipe replacement for low pressure and rust
  • Copper pinhole leak repair and repiping
  • Poly-B and Kitec replacement
  • Plumbing relocation and rough-ins
  • Water hammer detection and repair
  • Water service line repair
“I have had them over a few times now and they are amazing. The plumbers are professional and fix the issues right away.”
G.V.
Durham Region • Hayes Plumbing customer

Signs you need pipe repair & repiping

If you notice any of these, it is time to call a licensed plumber.

Call (905) 576-3043
  1. Low water pressure throughout the house.
  2. Rusty or discoloured water, especially first thing in the morning.
  3. Repeated leaks in the same system.
  4. Visible corrosion, green or white deposits on copper or steel pipe.
  5. Banging pipes when taps or appliances shut off.
  6. Grey plastic (Poly-B) or orange plastic (Kitec) supply lines in a 1978 to 2007 home.

Our pipe repair & repiping process

  1. Inspect

    We identify the pipe material, the condition and the cause of the leak or pressure loss.

  2. Repair or repipe

    A single repair or a whole-home repipe, with the price in writing.

  3. Replace

    New PEX or copper is run with minimal access openings, and the system is pressure tested.

  4. Finish

    Openings are left ready for patching.

Trusted for pipe repair & repiping across Durham Region.

Call to book a visit or a free in-home estimate.

Hayes Plumbing service van

Family owned in Oshawa since 1961

Licensed and accountable

Licensed plumbers, WSIB certified, BBB accredited and members of the Greater Oshawa Chamber of Commerce.

Written pricing

Free in-home estimates and the price in writing before any work starts.

Local since 1961

Founded in Oshawa by Brian Hayes in 1961, with seven fully stocked service vehicles across Durham Region.

24/7 live operator

A real person answers emergency calls around the clock and dispatches from Oshawa.

What does pipe repair & repiping cost in Durham Region?

Our 2026 cost guide lists leak and drain line repair at $500 to $1,500 for spot repairs and $3,000 to $10,000 for a full line replacement, which we use as a planning range for supply pipe repairs; the final price depends on pipe material and access. Whole-home repiping is priced per project after a walkthrough. We confirm the price in writing before we start.

Pipe Repair & Repiping FAQs

Common questions about pipe repair & repiping in Oshawa and Durham Region.

Galvanized steel pipe corrodes from the inside and slowly closes off. Repiping with PEX or copper restores the flow.

Kitec was used in Ontario homes from roughly 1995 to 2007 and is usually orange (hot) and blue (cold) flexible pipe with brass fittings stamped Kitec, KTC or PlumbBetter. If you see it, have it assessed.

We plan the smallest access openings we can and leave them ready for drywall patching. It is far less disruptive than most homeowners expect.

Yes. Water hammer detection and repair is part of our general plumbing service.

Guides about pipe repair & repiping

All guides

Common Signs Your Pipes Need Replacing

Keeping an eye on the condition of your home’s plumbing is crucial for maintaining a safe and healthy environment. Pipes play an essential role in delivering clean water to your taps and carrying waste away. However, like most things, pipes don’t last forever. Recognizing the signs that your pipes need replacing — water drain line

5 min read

Need pipe repair & repiping now?

Call (905) 576-3043 for friendly service from Oshawa's plumbers since 1961.