Full-envelope insulation installed before drywall, for builders and renovators working on new builds and additions. Call (343) 459-3623.
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Insulating the Whole Envelope Before It Closes In
New construction insulation is a different job than a retrofit. There is no existing material to work around, no drywall to protect, and the whole envelope is open at once, but there is also a framing and drywall schedule to hit. Ontario’s building code (SB-12, in force under the 2024 OBC) sets minimum thermal resistance targets for Climate Zone 6, which covers Ottawa: R-60 in attics, R-22 in exterior walls, and R-20 in basement walls. On a new build or addition, our job is matching material and depth to those targets across the whole envelope, coordinated with your framing timeline rather than scheduled around it.
What We Insulate on a New Build or Addition
Attic and Roof Assembly
Blown-in cellulose or fiberglass, or a spray foam roof assembly.
Exterior Wall Cavities
Batt insulation or spray foam fitted to new framing to meet the R-22 exterior wall target.
Basement Walls, Rim Joists & Headers
Rigid foam board and framed wall assemblies sized to the R-20 basement wall target. Spray foam at the rim joist and other irregular framing details that batt insulation can't reach cleanly.
Working With Builders and Renovators
Scheduled Around Your Framing Timeline
We book insulation work to line up with your framing-to-drywall schedule.
Matched to Spec
Material and depth matched to your spec sheet or blueprints and the R-value target.
Multiple Assemblies in One Visit
Attic, wall, basement, and rim joist work scoped together on larger projects.
New construction insulation is priced by square footage and the material spec across the whole project, not a single flat number, since a full-envelope job varies a lot between an addition and a full new build. Send us your plans or spec sheet and we will confirm pricing after reviewing the scope.
Ready to Schedule Insulation for Your Build?
Free quotes for builders and renovators across Ottawa.
Ottawa Insulation Experts provides professional new construction insulation throughout Ottawa, Ontario. We work with builders and renovators to insulate the full building envelope, attic, exterior walls, basement, and rim joists, before drywall closes everything in. Every project is matched to Ontario's SB-12 code targets for Climate Zone 6 and coordinated with your framing schedule, using batt, blown-in, and spray foam insulation depending on the assembly.
New Construction Insulation FAQs
Can you work from our blueprints or spec sheet?
Yes, send us the plans or spec sheet and we will confirm material, R-value targets, and pricing against the actual project scope rather than a generic estimate.
Do you insulate additions as well as full new builds?
Yes, we work on both. Additions are scoped the same way as a new build, matching the new envelope to code targets.
What R-values do you target for new construction in Ottawa?
Ontario's SB-12 code sets minimums of R-60 for attics, R-22 for exterior walls, and R-20 for basement walls in Climate Zone 6, which covers Ottawa. We insulate to those targets unless your project spec calls for more.
Can you schedule around our framing timeline?
Yes, we coordinate insulation work with your framing-to-drywall schedule so it does not become the bottleneck on your project.
Do you handle both residential and light commercial new construction?
Yes, we take on new residential builds, additions, and light commercial fit-outs before drywall closes the walls.
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