However in 2001 a cluster of sip failures in juneau alaska highlighted problems with sip sealing methods.
Air leak tape siding osb.
Zip system flashing tape from huber engineered woods.
Martin s article says that it s best to.
The subject matter is best practices for installing house wrap to drain water and stop air.
Air leaks at recessed can lights often lead to winter ice dams.
This treated oriented strand board osb sheathing manufactured by huber engineered woods is becoming a common sight on new houses.
The house had absolutely no type of house wrap rain screen or even tar paper on it just vinyl siding attached directly to the osb sheathing.
Eric whetzel view gallery 8 images.
Juneau s failing sips had osb rot near panel seams.
The boxes should be sealed to the drywall before loose fill insulation is installed.
It s hard to imagine psa tape conditions tougher than adhering to both rough side osb and a window flange aluminum and pvc.
Because siding will leak add a backup layer to collect and drain the rainwater.
But to reach that goal of 1ach50 i ve decided to take a page from the passivehouse playbook and tape my exterior sheathing 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.
This video is a bowa builders internal training seminar for site superintendents.
All vinyl siding leaks everyone needs to understand that vinyl siding leaks and allows water moisture to pass through it and make contact with the house sheathing.
Both the air temperature as well as the temperature of the sheathing must be at or above 20 f at the time of tape installation.
Investigators concluded that air leaks through poorly sealed seams allowed the condensation of moisture from the exfiltrating air.
To create a more airtight ceiling construct rigid foam boxes that are air sealed with tape and canned spray foam.
Even recessed cans that are rated ic and airtight are known to leak.
Per the icc esr report wrinkles in the tape are permissible unless they create a leak path unfortunately we have seen the tape installed improperly on many occasions in the field.
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.
With taped seams the zip system sheathing is both an air barrier and a water resistive barrier wrb.
Matt risinger risinger homes in austin tx.
And stop roof repairs in the rain.
