Backyard Tape Test

Posted on Mar 8 by Martin Holladay


An unscientific — but telling — trial of air-sealing tapes

Anyone building an energy-efficient house has to pay attention to airtightness. Leaks can occur through cracks between panels of wall sheathingMaterial, usually plywood or oriented strand board (OSB), but sometimes wooden boards, installed on the exterior of wall studs, rafters, or roof trusses; siding or roofing installed on the sheathing—sometimes over strapping to create a rainscreen. , around windows and doors, at wall and ceiling penetrations, and in a variety of other places. While some of these leaks can be sealed with caulk or spray foam, others are best sealed with a high-quality construction tape.

[To read more of Martin Holladay's article from the April/May 2013 issue of Fine Homebuilding, click the link below.]

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