Description

Intertherm’s Flue Extensions aid in extending the roof jack connection to the furnace. Flue Extension 901935 features an inside diameter of 5″, an outside diameter of 8.25″ and a length of 16″. Extension lengthens the roof jack connection an additional 16″. This extension is designed for exterior use and must be installed above the roofline. Connections cannot be installed inside of attics.
Exterior use only
Install above the roofline, connections cannot be installed inside of attics
Inside Diameter: 5″
Outside Diameter: 8.25″
Extension Length: 16″