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Hot Water Toronto

Toronto Plumbing Co repairs, replaces and installs hot water systems across Toronto, from foreshore cottages to the units near the shops. The price is fixed before we start, a loan tank covers the gap while a new unit is on order, and every job carries our 365-day warranty on all work.

The wider run is covered from the Toronto Plumbing Co home page.

Licensed plumbers and gas fitters · NSW Lic. 359278C

Last updated September 2026

Plumber finishing a continuous-flow gas hot water install

Toronto Hot Water Services

Hot water work falls into three kinds of jobs, and each gets its own plan. Repairs, replacements and new installs all run through the same fixed-price process, whichever street the house sits on.

Plumber collecting gear from the ute toolbox

no-hot-water emergency

Repairs cover elements, thermostats, relief valves and gas pilots, always tested before any money is committed. A no-hot-water emergency gets the same crew at midnight as at midday.

Gas fitter checking an oven connection

gas connection

Replacements and installs bring a unit matched to the house, and where gas is part of the plan, a gas connection run by the same licensed crew.

Storage hot water unit fitted against a house wall

heat pump hot water

Heat pumps get a page of their own: heat pump hot water runs through how the units draw warmth from the air, what they cost to run and which Toronto homes they suit.

Two plumbers removing an old hot water tank

Repair or Replace, Decided Honestly

The age of the unit and what actually failed settle this before you spend anything.

A tank leaking from the base is finished, because the steel has corroded through and no part fixes that. A unit that has simply stopped heating, with a sound tank, is often a one-part repair. We test the element, the thermostat and the valves, then name which situation you're in.

The honest answer costs you less. A rusted tank decades past its use-by date isn't worth saving, and we name that before quoting either way. If a repair will genuinely hold, we quote the repair.

We provide up-front, honest quotes that will always match the final price, should you decide to go ahead.

"They looked after an issue with the hot water system for us. It turned out that the unit was faulty. To ensure hot water, they immediately replaced the unit with a temporary one." Martin

Instantaneous hot water unit fitted under a sink

Which System Suits Your House?

The housing here decides the answer more than any brochure does.

  • Electric storage suits homes with the circuit already in place, and it's the simplest like-for-like swap in an older home.
  • Gas storage and continuous-flow gas heat on demand, which suits smaller homes and units; the connection has to be there first, and our gas fitting page covers what that involves.
  • Instant electric works for a single bathroom or a workshop.
  • Heat pump units draw heat from the air and cost less to run than a plain electric tank.
  • Solar hot water uses roof collectors and suits the blocks with the north-facing space for them.

Heat pumps have a dedicated page: heat pump systems covers running costs and the homes they suit.

Electric storage hot water unit after installation

Why Do So Many Units Fail Early?

Toronto stacks three housing eras into one small town, and the hot water tells the story.

The stock is old, and the tanks are older

Census figures count 2,407 homes in the town, from Excelsior-era fibro and weatherboard cottages through post-war brick veneer to the newer units. The older cottages commonly run systems years past their service life, because a tank that still makes hot water rarely gets replaced until the morning it doesn't.

The lake air works on the casings

Brackish lake-edge exposure is harder on outdoor tank casings than inland air, so units on the lake side of town often rust through the casing before the burner gives up. A unit on an Excelsior Parade cottage and one on a block well back from the water can be the same age and in very different condition.

What Shapes the Price of Hot Water?

The figure moves on four things, and you see all of them in the quote before work starts.

  • The unit you choose Because a wall-hung continuous-flow gas heater and a big storage cylinder need different hardware and fixings
  • Access to the old unit Because a tank in a tight subfloor or on a unit-block roof takes longer to pull than one on a garage floor
  • The energy connection Since upgrading wiring or running a new gas line adds work before the new system even goes in
  • The hour of the call Because after-hours work sits outside the call-out offer and quotes differently

We provide up-front, honest quotes that will always match the final price, should you decide to go ahead.

Booking a Hot Water Job

  1. 01

    Ring or send the form

    Call (02) 4093 0558 or use the form to explain the fault. We ask enough to bring the right equipment the first time.

  2. 02

    A fixed price first

    A plumber inspects the job and names a fixed figure up front. Nothing gets started until you give the go-ahead.

  3. 03

    Test, quote, then fit or repair

    We test the unit, name the part or the replacement, and if a new system is on order, a loan tank keeps the hot water coming.

  4. 04

    Covered for a year

    Every job carries our 365-day warranty on all work. If something we did isn't right, ring the same number.

When Another Trade Comes First

When we're not the right call: a hot water outage caused by a power cut is Ausgrid's to restore, so check the lights before ringing a plumber. Wiring too small for a new electric unit needs an electrician's upgrade before we install, and you hear that before paying for a system that can't run yet.

Hot Water Questions We Get Asked

How do I know if my hot water system needs replacing?

A tank weeping from the base, brown water at the hot tap and a unit well past ten years old usually mean the system is done. Testing it first shows whether a repair will hold or a replacement is the smarter spend.

Can you keep hot water running while my new system is on order?

Yes. We can fit a temporary hot water tank on the same visit, so the house keeps showers and washing water until the replacement goes in. It comes out the day the new system is commissioned.

Which hot water system suits an older cottage here?

It depends on the wiring, the roof space and whether gas reaches the house. Plenty of the older cottages predate big electric storage units entirely, so we check what each house can carry before naming a type.

Do you install heat pump hot water systems here?

We do, and area-level figures put local heat pump installs at 1,520, ahead of solar at 873. The heat pump page runs through running costs, how the units work and which homes they suit.

Ring About Hot Water Today

Call (02) 4093 0558 or send the form below. Available 24/7, you see a fixed figure ahead of any work, and every job carries our 365-day warranty on all work.

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