How much you get
Pairs naturally with other upgrades
Ottawa has one of the coldest climates of any national capital in the world, with winter temperatures regularly dropping well below -20°C, and that cold is a real factor in how a heat pump water heater performs depending on where in the home it's installed.
What's actually different about Ottawa
Ottawa's housing stock ranges from century-old homes in the Glebe and other core neighbourhoods to newer tech-sector-driven growth in Kanata and Barrhaven, and that split roughly mirrors the difference between the city's federal-government-era core and its more recent suburban expansion.
Ottawa's Energy Evolution climate plan sets some of the most ambitious emissions targets of any Ontario city, and it specifically names building retrofits, water heating included, as essential to hitting them given how much of Ottawa's housing predates modern efficiency standards.
Tankless and heat pump water heaters, compared
Ottawa's genuinely cold winters make placement the key decision for a heat pump water heater, which draws on ambient air at a coefficient of performance around 2.5 to 3.5, so it needs to sit in a heated space rather than an unheated garage to perform well through an Ottawa winter. Tankless units avoid that particular tradeoff since they heat water directly on demand, cutting the standby losses responsible for roughly 30 percent of a standard tank's energy use and lasting 15-plus years against a tank's 6 to 8.
How to claim it
- Book an initial home energy assessment ($600, refunded later)
- Get your custom report
- Install the heat pump water heater plus at least one other qualifying upgrade
- Book a follow-up assessment
- Rebate arrives by mail within 60 days
Water Heater installers in Ottawa
Real companies based in Ottawa, pulled from their current Google reviews. We're not paid to list anyone here.
Common questions
What rebates cover water heaters in Ottawa?
Ontario's program rebates heat pump water heaters under the same Home Renovation Savings framework as heat pumps. Confirm the current amount with your installer, since these figures change more often than the headline heat pump numbers.
Does a heat pump water heater work in Ottawa's cold winters?
Yes, as long as it's installed in a heated interior space like a basement utility room. Given how cold Ottawa winters get, an unheated garage installation will underperform noticeably compared to keeping the unit indoors.
Are tankless water heaters rebated in Ottawa?
Standard tankless (on-demand) gas water heaters generally aren't rebated. The $500 provincial program is built around heat pump water heaters specifically, though tankless is still worth considering for the efficiency and lifespan gains on its own.
Your utility: Hydro Ottawa
Hydro Ottawa bills electricity across the city and remains municipally owned rather than part of a larger merged utility. The $500 water heater rebate is a provincial program separate from Hydro Ottawa, but the utility is your contact for capacity questions, especially relevant given how many Ottawa homes may need panel upgrades for a heat pump water heater.
Next steps
View all Ottawa rebate programs → or check the official Home Renovation Savings Program site → for the current source of truth.