Skip to content
Demo site by WebFoundry · PlumbFlow is fictionalGet a site like this →
PlumbFlow(905) 555-0142

Services / Leak detection

Leak detection

Hidden leaks in walls, floors and slabs, found early.

Rebates you may qualify for

Programs change and funding can run out. Amounts and conditions are as stated on each official page when we checked: confirm there before you apply.

  • Basement Flooding Protection Subsidy: backwater valves

    City of Toronto · Open · backwater valve, backwater valve alarm

    Up to 80% of the invoiced cost, to a maximum of $1,600 per device (two devices at most), for work completed on or after November 12, 2025. The program pays up to $6,650 per property in total.

    • Owner of a single-family, duplex, triplex or fourplex home in Toronto
    • Contractor and sub-contractors must hold a valid City of Toronto business licence at the time of the work
    • Apply within two years of the installation (one year for work done before November 12, 2025); original electronic invoices are required
    • Downspouts must be disconnected from the City sewer or an exemption granted; no outstanding taxes or debts to the City

    Toronto may cover up to 80% of a backwater valve, to $1,600 per device. Your licensed plumber can supply the invoices it needs.

    Source: City of Toronto ↗ · Checked 2026-11-13

  • Basement Flooding Protection Subsidy: sump pumps and battery backup

    City of Toronto · Open · sump pump, sump pump alarm, battery backup

    Up to 80% of the invoiced cost, to a maximum of $2,250 (one device) for work completed on or after November 12, 2025, plus up to 80% to a maximum of $300 for a battery backup. Before that date: up to $1,750 for a sump pump.

    • Owner of a single-family, duplex, triplex or fourplex home in Toronto
    • Contractor and sub-contractors must hold a valid City of Toronto business licence at the time of the work
    • Apply within two years of the installation (one year for work done before November 12, 2025); original electronic invoices are required
    • Downspouts must be disconnected from the City sewer or an exemption granted; no outstanding taxes or debts to the City

    Toronto may cover up to 80% of a sump pump, to $2,250, plus $300 for a battery backup. The invoice must itemize the work.

    Source: City of Toronto ↗ · Checked 2026-11-13

A rising water bill with no visible leak usually means a hidden one. We find it with non-invasive tools so we only open what we need to.

What is included

  • Non-invasive detection
  • Thermal imaging when needed
  • Written findings for insurance
  • Repair quote on the spot

Plumbing emergency? We're up.

(905) 555-0142

Or send the form and we will get back to you quickly.

Get a free quote →