24-gauge galvanized base | Fits any roof pitch to 45° (1½" and 2" vent pipe allow for a pitch range beyond 45°) Tested for ultraviolet, ozone and weather resistance | Approved for type “B" installations | Elastomer collar heat tested to 180°F | Multi-size flashing fits 1¼" – 3" | Limited Lifetime Warranty for the life of the current roof system. Fits pipes between 1 1/4 inch to 3 inch pipes.
10-3/4″x 14-1/2″ Base – Mill Finish GB31 20 units per case
10-3/4″x 14-1/2″ Base – Brown GB31BROWN 20 units per case
10-3/4″x 14-1/2″ Base – Black GB31BLACK 20 units per case
10-3/4″x 14-1/2″ Base – Gray GB31GRAY 20 units per case