BDM Insul-Flue 8" x 8" Wall Thimble h1200 Heat disable switch allows for

Heat disable switch allows for recessing into wall

How do Iprepare masonry

Install Options: Wall Surface Mount

Variable speed control from low to high

A high-quality way to protect your fire feature

BDM Insul-Flue 8" x 8" Wall Thimble h1200 Heat disable switch allows forInsul Flue provides security and protection for thru the wall stovepipe installations. Insul Flue actually protects the wall on both sides when the chimney is not adjacent to the house wall. Insul Flue" reduces the minimum 18" clearance specified by NFPA standard to 2". This unique system can be used with both single wall and double wall connector pipes. Specifications Model 80100808 Size 8" x 8"