4n1 Rain Collar

4n1, Rain Collar, Fits 1 1/4", 2", 3", and 4" Pipe, Can Be Used To Repair The Elastomer Sealing Collar On All Types Of Residential No Caulk Roof Vent Flashings Quickly & Easily, Eliminates The Need For A Mastic Or Caulking Type Messy Repair Job, Can Be Used To Instantly Repair A Leak During A Wet Period, Until The Flashing Can Be Replaced At A Later Time.