DuraVent DuraTech 7"-8" Diameter 7DT-TCR Round Trim Collar for Round Support Box btu5000 ⮞ How do I add

⮞ How do I add fuel to my fireplace

Model: 8137A

Modulating valve regulator with remote control

Model AX42NTE-2 Max

Designed for Osburn wood stoves and inserts

DuraVent DuraTech 7"-8" Diameter 7DT-TCR Round Trim Collar for Round Support Box btu5000 ⮞ How do I addConceals the gap between the Round Ceiling Support Box and the ceiling cutout. Available in square or round. Painted black. Product Details and Dimensions Size 7 8 Diameter Round Trim Collar for Round Support Box A 11 18 B 21 Applications DuraTech is a double wall, all fuel chimney system for use with wood stoves, fireplaces, furnaces, boilers, ranges, water heaters, or other appliances fueled by wood, oil, coal, or gas, and zero clearance fireplaces