Venting

30 Degree Firestop Spacer 8" Diameter, Double Wall - 30FS-8DM Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

2" Clearance Firestop Spacer (24 ea.) 8" Diameter, Double Wall - FS-8DM-24 Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

18" Section Hi-Temp Double Wall Pipe Snap Lock 8" Diameter, Double Wall - 18-8HT Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

Square Top with Slip Section [Black] 8" Diameter, Double Wall - ETL-8DM-K Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Instructions Genuine OEM Part

48" Section Hi-Temp Double Wall Pipe Snap Lock 8" Diameter, Double Wall - 48-8HT Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

48" Section Double Wall Pipe Snap Lock 8" Diameter, Double Wall - 48-8DM Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

36" Section Hi-Temp Double Wall Pipe Snap Lock 8" Diameter, Double Wall - 36-8HT Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

946-623/P is a 5 inch x 8 inch AstroCap XL for Horizontal Termination. Genuine OEM part

946-604/P is a horizontal vent guard and is required when the AstroCapXL is installed above grade at 7 feet or lower. Genuine OEM part

946-618 is a 6 foot run of horizontal flex vent termination. This kit includes on extra large AstroCap, 6 feet of Z flex 5 inches x 8 inches coaxial liner, vinyl siding standoff, wall thimble, screw, high temperature sealant, spacer springs and an...

946-616 is a 10 foot run of horizontal flex vent termination. In the kit there is one extra large AstroCap, 10 feet of Z Flex 5 inch x 8 inch coaxial liner, vinyl siding standoff, wall thimble, screw, high temperature sealant, spacer springs and...

946-615 is a horizontal flex vent termination kit with a four foot run. This kit includes an extra large AstroCap, 4 feet of Z flex 5 inch by 8 inch coaxial liner, vinyl siding standoff, wall thimble, screw, high temperature sealant, spacer springs and...

770-994 is a 5 inch by 8 inch rigid astrocap pipe adapter. This adapter is only required when using rigid DuraVent Pro pipe. Starter collar reducer 5x8 to 4x6 5/8 is needed with the adapter. This is an OEM DuraVent venting component.

946-771 is a flex to flex adapter with a diameter of 5 inches by 8 inches. Genuine OEM part

946-770 is a vertical flex additional floor kit. This kit includes a ceiling firestop and a firestop spacer that is used to prevent debris from falling into the firestop. Genuine OEM part

946-769 is a vertical flex extension kit with a diameter of 5 inches by 8 inches. This kit includes 20 feet of flex pipe with 10 spacers, 3 wall straps, flex to flex adaptor, hardware and instruction sheet. Genuine OEM part