Round Rigid Type B Gas Vent Pipe Size 4" X 24" Long
90 Deg Adustable Elbow Size 4"
Storm Collar Size 4"
High Wind Cap Size 4" Vertical Terminations Only
Round Rigid Type B Gas Vent Pipe Size 4" X 12" Long
Round Rigid Type B Gas Vent Pipe Size 4" X 18" Long
4" X 48" Double-Wall Flex Connector
4" Universal Male Type B Gas Vent Adapter
Adjustable Roof Flashing Size 4"
Standard Tee Size 4"
Increaser Size 4" X 5"
Fan Ctrl Board 18-30V N/O 20A N/C 10A Time Delay On 75sec Off 105sec