DuraVent DuraVent Aluminum 4" DSA Roof Flashing with 4" Inner Diameter

Round Gas Vent Collection Aluminum 4 Inch DSA Roof Flashing with 4 Inch Inner DiameterThis Aluminum 4 Inch DSA Roof Flashing with 4 Inch Inner Diameter from the Round Gas Vent series is a Type B gas component and consists of the duralock system for a tight seal. Use with metal or tile roofs. Available in Adjustable Roof Flashing style (0/12-6/12). Made of dead soft aluminum. Refer to Roof Flashing tables for dimensions.Features:Fuel Type: Gas, Liquid PropaneInner Diameter: 4"Length: 23"Width: 19.38"Doubl...