Gibraltar Building Products 1-1/4 in. x 4 in. Rain Repair Roof Collar

Instantly repair a leaking vent pipe flashing during rain or shine. This Rain Collar simply slides over a weathered or damaged flashing for a quick and effective water-tight seal. This Rain Collar is adjustable in size to fit multiple vent pipe sizes. Identify vent pipe size and pull the tab adjacent to size on the rain collar, slide over existing flashing. No mastic or caulking is required.