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.

In reading martin holiday s tape test article from march 2013 fine homebuilding i thought that siga wigluv was the clear winner as the best tape for osb sheathing seams. Even recessed cans that are rated ic and airtight are known to leak. Learn how to use siga tape to air seal your house. The boxes should be sealed to the drywall before loose fill insulation is installed.

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. Adheres to vinyl plywood osb foam metal aluminum and masonry. Investigators concluded that air leaks through poorly sealed seams allowed the condensation of moisture from the exfiltrating air. Eric whetzel view gallery 8 images.

Juneau s failing sips had osb rot near panel seams. Matt risinger risinger homes in austin tx. With taped seams the zip system sheathing is both an air barrier and a water resistive barrier wrb. Air leaks at recessed can lights often lead to winter ice dams.

Martin s article says that it s best to. However in 2001 a cluster of sip failures in juneau alaska highlighted problems with sip sealing methods. Window and door sealing tape is great for use around doors windows and nailed fins and flanges. To create a more airtight ceiling construct rigid foam boxes that are air sealed with tape and canned spray foam.

I did an airtightness test on two irish passive house s lately using silicone clamped between the osb and the stud. Forms a permanent waterproofing air vapor seal around doors and windows that prevents air and moisture leaks. 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. This treated oriented strand board osb sheathing manufactured by huber engineered woods is becoming a common sight on new houses.