Juneau s failing sips had osb rot near panel seams.
Air leak tape siding osb.
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.
Adheres to vinyl plywood osb foam metal aluminum and masonry.
Air leaks at recessed can lights often lead to winter ice dams.
Martin s article says that it s best to.
Eric whetzel view gallery 8 images.
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.
Protecto wrap 6 in.
With taped seams the zip system sheathing is both an air barrier and a water resistive barrier wrb.
Forms a permanent waterproofing air vapor seal around doors and windows that prevents air and moisture leaks.
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.
Matt risinger risinger homes in austin tx.
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.
I did an airtightness test on two irish passive house s lately using silicone clamped between the osb and the stud.
But to reach that goal of 1ach50 i ve decided to take a page from the passivehouse playbook and tape my exterior sheathing seams.
Even recessed cans that are rated ic and airtight are known to leak.
So i don t think there s any need to paint osb to air seal it its airtight enough already.
The joints weren t taped the osb wasn t painted and we got air tightness tests of 0 38ac 50kpa and 0 45ac 50kpa.
This treated oriented strand board osb sheathing manufactured by huber engineered woods is becoming a common sight on new houses.
The boxes should be sealed to the drywall before loose fill insulation is installed.
