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Through Wall Vent hood (see part number table for specifics)
Designed to replace broken cast-iron flanges with a gasket that expands to also fit service weight
Us Coast Guard Approved
The kit contains all pieces for use including one 2-1/2" 4-bolt Adapt-a-Flange
The silver backing prevents edge deterioration while the float glass process allows for lighter glass without distortion
M-D Adjustable 36" L x 4-9/16" W x 1-5/8" H Premium Nickel Threshold Hand Tools Through Wall Vent hood (seePremium adjustable threshold. All season protection against drafts, moisture, dust, and insects. Thermal break design prevents frost build up on interior surfaces. Seals gaps from 1 3 8' to 1 5 8' H. x 4 9 16' W x 36' L.