MASTER FLASH Pipe Boot,3& to 6-1/4& Pipes,Gy

9 1/4 In.dia Alum Roof Vent Pipe Boot; Base Shape Round; Base Material Aluminum; Cap/Collar Material EPDM; Material Thickness 0.3 in; For Roof Angle 18 Degrees ; 45 Degrees ; For Number of Pipes 1; For Maximum Pipe Size 6 1/4 in; For Minimum Pipe Size 3 in; Base Height Not Applicable; Base Width Not Applicable; Base Diameter 9 1/4 in; Seal Material Silicone; Top Opening Open; Application Pipe Vents; Product Type Universal Master Flash; UV Protected Yes; For Roof Type Pitched; Standards UPC