Roof Vent Pipe Flashing Base Shape Square Base Material Plastic Cap/Collar Material Rubber Material Thickness Not Applicable For Roof Angle 45 Degrees For Number of Pipes 1 For Maximum Pipe Size 6 in For Minimum Pipe Size 3 in Base Height 10 in Base Width 10 in Base Diameter Not Applicable Seal Material Rubber Top Opening Open Application Pipe Vents Product Type Master UV Protected Yes For Roof Type Pitched Standards Approved for Type B Installation