Posts About envelope

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Ask Your Builder About These Energy & Build Quality Upgrades

Ask Your Builder About These Energy & Build Quality Upgrades

In our quest to build a Passive House, we’ve decided to live in the city near our house for 12-18 months so that we can seek out any potential deal breakers. At first, we thought we would just rent, or buy a home that could easily be sold again. But, when you’re dealing with a small town, the real estate market is slim pickings. Fortunately, while we were touring one home, we spotted an empty lot. It turns out that the builder who owns that lot can build us a semi custom home within 6 months.



Interior air sealant formulated to create a long-lasting, weather-tight seal that prevents moist outside air from entering, and conditioned indoor air from escaping around window and door assemblies.
envelope Website ~$20/20oz

Intello Plus

Reinforced hydrosafe high-performance vapour retarder, suitable for all fibrous insulation materials
envelope Website $341/164ft

Siga Rissan 60 Interior Tape

SIGA Rissan 60 - the all around general usage tape for interior sealing and the perfect choice for the uneven surfaces of American OSB panels.
envelope Website $30/82ft

AdvanTech™ Subfloor

Combine the strength and moisture resistance of AdvanTech® subflooring with the powerful polyurethane bond of AdvanTech™ subfloor adhesive for a panel-to-joist connection so strong you won't hear a squeak - guaranteed.
envelope Website $34/4x8 Board


Stone wool insulation product for use in interior wall partitions of residential wood and steel stud construction. It is especially useful when superior fire resistance and acoustical performance are required.
envelope Website $47/30sqft


ThermalBuck extends the mounting point for windows & doors, and insulates the rough opening to limit thermal bridging.
envelope Website TBD

Certainteed Membrain

Moisture in homes is unavoidable, making moisture in wall cavities nearly inevitable. CertainTeed's MemBrain™ Continuous Air Barrier & Smart Vapor Retarder is the industry's most advanced technology to create a better performing home.
envelope Website $180/100ft

ZIP System® R-Sheathing

The simple all-in-one structural panel with built-in exterior insulation. Featuring integrated moisture, air and thermal protection, ZIP System R-sheathing completely reimagines traditional wall assemblies.
envelope Website $54/4x8 Board

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