Roof Vent Pipe Flashing Base Shape Rectangular Base Material Steel Cap/Collar Material Elastomeric Material Thickness 24 ga For Roof Angle 40 Degrees For Number of Pipes 1 For Maximum Pipe Size 3 in For Minimum Pipe Size 3 in Base Height Not Applicable Base Diameter Not Applicable Seal Material Not Applicable Top Opening Open Application Pipe Vents Product Type Roof Flashing UV Protected Yes For Roof Type Shingled Base Finish Galvanized Cap/Collar Style Round Collar