Two-pipe installation for high efficiency furnaces
Concentric termination vents simplify installation and save time and money because you only need one hole through the wall or roof where the pipes terminate, as opposed to cutting two holes, one for each pipe.
1 Combustion Air Inlet Cap
1 Air Inlet Pipe
1 Vent Pipe
1 Intake/Vent Concentric “Y”
1 Installation Instructions on box