AVP offers a 4 inch diameter commercial roof jack with an 11 inch tall collar. In addition, it also has a 2 inch tailpipe that is for duct ventilation. It's ideal for ventilating bathroom fans and range hoods. It allows for maximum airflow while alleviating back pressure.
The 4 inch Keepa Roof Jack will prevent insects and wildlife from entering the duct. It will also prevent rain or snow from entering inside in all climate zones. The 11 inch tall collar height is great for low slope or flat roofs.
These roof vents have an all-aluminum construction. To clarify, this means they are durable, lightweight, and will not rust.
The 4 inch vent is ideal for installation on low slope or flat roofs.
The Roof Jack’s tailpipe is approximately 2 inches long and is corrugated at the bottom to fit existing ductwork. This allows for a quick and easy installation. In addition, the head of the roof vent is removable, therefore allowing easy access for easy installation on EPDM, TPO or PVC roofs. In addition, this attic vent is compatible with membrane roofs.
The tailpipe allows for easy installation to existing ductwork. This vent is ideal for ventilating bathroom fans and range hoods.
The 11 inch tall collar is suitable for locations that accumulate high levels of snowfall. In addition, the round design is aerodynamic to withstand wind speeds up to 200 mph. Most importantly, the Keepa Roof Jack comes in an array of sizes with an optional curb mount flange for additional clearance or flat flange flashing.