Air Leak Tape Siding Osb

The joints weren t taped the osb wasn t painted and we got air tightness tests of 0 38ac 50kpa and 0 45ac 50kpa.

Air leak tape siding osb.

To create a more airtight ceiling construct rigid foam boxes that are air sealed with tape and canned spray foam. Protecto wrap 6 in. Learn how to use siga tape to air seal your house. Even recessed cans that are rated ic and airtight are known to leak.

Air leaks at recessed can lights often lead to winter ice dams. Matt risinger risinger homes in austin tx. Investigators concluded that air leaks through poorly sealed seams allowed the condensation of moisture from the exfiltrating air. The boxes should be sealed to the drywall before loose fill insulation is installed.

To limit air leakage builders use tapes to seal the seams of a variety of membranes and buildings products including housewrap polyethylene osb and plywood. However in 2001 a cluster of sip failures in juneau alaska highlighted problems with sip sealing methods. Juneau s failing sips had osb rot near panel seams. Tapes are also used to seal duct seams to seal leaks around penetrations through air barriers for example to seal around plumbing vents and to seal sheet goods to a variety.

Eric whetzel view gallery 8 images. Forms a permanent waterproofing air vapor seal around doors and windows that prevents air and moisture leaks. With taped seams the zip system sheathing is both an air barrier and a water resistive barrier wrb. Martin s article says that it s best to.

But to reach that goal of 1ach50 i ve decided to take a page from the passivehouse playbook and tape my exterior sheathing seams. This treated oriented strand board osb sheathing manufactured by huber engineered woods is becoming a common sight on new houses. Window and door sealing tape is great for use around doors windows and nailed fins and flanges. I did an airtightness test on two irish passive house s lately using silicone clamped between the osb and the stud.