H625-B

H625-B304 Heavy Wall Liners are designed for wood burning applications and are manufactured with . 015 thick stainless steel.

and structurally reinforce clay flue lined chimney interiors

Formula 51 meets all national and local building codes for new construction and masonry fireplace & chimney repairs

wood & pellet stove surfaces

After expansion it dries rock hard to form closed cell air pockets that insulate and seal gaps

5 inch x 11

OD is 3 inch larger the ID

NOT recommended for Single Wall Stovepipe

The only cast in place smoke chamber restoration product to be tested and listed by Underwriters Laboratories for zero clearance at only 1 inch thick

Male tee snouts connect to female connections or appliance collars

(Ships Assembled) Fits outside tiles with a width of 7

Also useful to switch brands when you want to keep the existing vent (anyones brand) but replace back to the appliance with Metal-Fab

-211 guidelines for a smoke chamber parging material that has zero-inch clearances to combustibles