Q. What is the overlap dimensions on a timber framed vertical building?

Q. Can you use Vent 3 family as a vapour membrane in a wall.

Q. Can you use Vent 3 on a timber framed construction on the roof and walls?

Q. What is the minimum roof pitch when using Vent 3?

Q. If you spray Universal Woodworm & Dry Rot Killer onto ceiling joists will it damage any breather membrane that is put onto it?