Venting

8T-IWT is a 8" Diameter, Insulated Wall Thimble, Ultra-Temp Chimney from Selkirk. Ultra-Temp is the superior choice with stainless steel inner liner and 430 stainless steel outer jacket for small residential applications to large custom chimney projects...

Right works with 8 Inch Chimney Systems from the IHP family of heating units, including Lennox, Ironstrike, Astria, Superior and more. Check your owner's manual for additional brands. Genuine OEM part

Right works with 8 Inch Chimney Systems from the IHP family of heating units, including Lennox, Ironstrike, Astria, Superior and more. Check your owner's manual for additional brands. Genuine OEM part

Firestop Thimble (Use when offsetting through a joist) 8" Diameter, Double Wall - FST30 Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

Firestop Thimble (Use when penetrating a joist) 8" Diameter, Double Wall - 38FST Works with 8 Inch Chimney Systems from the IHP family of heating units: Astria, Ironstrike, Superior, Lennox and more. Genuine OEM Part

8DP-WTSS is a stainless steel 8 inch diameter wall thimble for use with DuraPlus triple wall pipe. This is an OEM DuraVent venting component.

8DP-WT is a galvanized 8 inch diameter wall thimble for use with DuraPlus triple wall pipe. This is an OEM DuraVent venting component.

8DVL-MTSC1 is a black masonry thimble with slip connector for 8 inch diameter DVL pipe. This is an OEM DuraVent venting component.