Recent content by Freon

Hope to get mine done by December. Will be free flow. I'm in Lansing 22x36

Put firestop on the drywall. That will assure you keep centered away from it. Then just buy adjustable rain collar that is a size larger than your bvent. Fan the collar to make a funnel shape to cover your firestop. Couple screws to put single wall to bvent is fine.

firestop around the pipe. The metal one is probobly an 8x8 or 6x6 square with your round hole cut in center. Helps keep pipe centered on your 1" clearance from combustibles. Don't think lowes has them. I know around here at least one side of a penetration has to have one.