Roof Vent Pipe Boot Base Shape Round Base Material Plastic Cap/Collar Material Plastic Material Thickness Not Applicable For Roof Angle 45 Degrees For Number of Pipes 1 For Maximum Pipe Size 9 in For Minimum Pipe Size 5 in Base Height Not Applicable Base Width 13 in Base Diameter 13 in Seal Material Silicone Top Opening Open Application Pipe Vents Product Type Universal Master Flash UV Protected Yes For Roof Type Pitched Maximum Ambient Temperature 212 Degrees F