Venting

Firestop Spacer, 5", Flex SF4.5HF5, 4.5x7.5 DV Gas Chimney. Additional venting is required to complete the venting system based on the structure. Recommend using High Temperature Silicone (SIL500) to install. 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

Firestop Thimble [FST10], Air Cooled 12 3/8 Inner Diameter x 15" Outer Diameter, Wood Chimney. Additional venting is required to complete the venting system based on the structure. 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

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, 14" Diameter, Wood, DuraChimney II, DuraVent. DuraChimney II is a double-wall, air-cooled chimney system for use with masonry fireplaces which burn wood, oil, coal, or gas. .016? 430 stainless steel inner wall and .021? galvanized steel outer...

6DT-FS is a 6 inch diameter firestop for use with DuraTech pipe. With a Thermal Tech blanket insulation encased between dual walls, DuraTech offers the optimum in safety and performance. It keeps the outer wall of the chimney cool, while ensuring high...

8DT-FS is a Firestop of stainless steel double wall stove pipe. Firestop shield must be used when a chimney passes through a floor or ceiling without a support box. This Firestop has an 8 inch diameter and is used with DuraVent chimney systems.With a...

Firestop/Vent Sleeve Assembly, Napoleon for Napoleon heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Flashing 11/12 - 15/12 Galvanized for Regency heating units. Genuine OEM part

Flashing 16/12 - 24/12 Galvanized for Regency heating units. Genuine OEM part

Flashing 2/12 - 5/12 Galvanized for Regency heating units. Genuine OEM part

SL11FL96 is a Flashing measuring 4 inches by 8 inches. This flashing is to be used with the SL1100 Series pipe. Genuine OEM Part

Flashing 6/12 - 10/12 Galvanized for Regency heating units. Genuine OEM part

Flashing Chase Top Stainless Steel Galvanized for Regency heating units. Genuine OEM part