Description
Use with 3′ or 4′ round duct. Has built-in back draft damper and bird screen. Galvanized steel. Baked enamel, black finish.
Catalyst
Use with 3' or 4' round duct. Has built-in back draft damper and bird screen. Galvanized steel. Baked enamel, black finish. Catalyst
Use with 3′ or 4′ round duct. Has built-in back draft damper and bird screen. Galvanized steel. Baked enamel, black finish.
Catalyst
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