1 (800) 983-2456Up to $1,250 back on attic insulation — no energy audit needed
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Insulation in Whitby & Ajax

Durham's 1980s and 1990s subdivisions, most of which were blown once and never checked.

Four inches of attic insulation beside sixteen inches, drawn to the same scale As we usually find it R–12 About 4 inches, settled Ontario code in the 1970s What the rebate pays for R–50 About 16 inches, blown Current Ontario standard 16″ 8″ 4″ 0 Drawn to one scale. Depth is measured at the joist, away from the hatch and the eaves.

The tier is set by the depth we measure, not by the postcode

What we find in Whitby & Ajax attics

Durham's big growth years were the 1980s and 1990s, which produces a very consistent picture: an original blow of roughly R–20 to R–28 that has settled, soffits that were partly blocked by that original blow, and an attic hatch with no weatherstrip. That combination puts most of these houses in the middle rebate tier and makes baffles a necessary part of the job rather than an upsell. The newest estates east of Brock Road are a different story — many are already close to R–50 and will not qualify, and we will say so before anyone drives out.

Getting a crew to you

Whitby, Ajax and Pickering are on the eastern GTA run and are usually available the same week as Oshawa.

Typical lead time: Same week in most cases. Nothing about the rebate changes with distance — the programme is province-wide — but the diary does, and autumn fills before anything else.

What the attic stream pays

No energy assessment, one measure, and the tier set by the depth we measure before we start.

What is up there nowUpgraded toMaximum rebate
R–12 or less — under about 4 inchesR–50$1,250
R–12 to R–25 — about 4 to 8 inchesR–50$1,000
R–25 to R–35 — about 8 to 11 inchesR–50$800

Amounts are set by Enbridge Gas and Save on Energy and are quoted from the programme pages — attic stream, assessment stream — checked September 2026.

What we will tell you about your house

  • The measured depth, taken at the joist rather than at the hatch.
  • Which tier that puts you in, and the dollar figure with the fifty per cent cap applied.
  • Whether the soffits are blocked, because deep insulation over blocked soffits causes frost.
  • Whether the bath fans vent outside or into the attic.
  • If you are already over R–35, that the attic stream will not pay — and what is still worth doing instead.

You get the depth, the tier, the figure and the photographs whether or not you use us.

Related

Where to go next

Book an attic check

Someone goes up, measures, and photographs it.

You get the depth, the tier, the dollar figure and the photographs, whether or not you go ahead with us.