645 Slant Top Register Box w/Flange

3 item(s)

6X6-4 R8 INSULATED CEILING BOOT - 645 Slant Top Register Box w/Flange
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6X6-4 R8 INSULATED CEILING BOOT
8X8-6  R8 INSULATED CEILING BOOT - 645 Slant Top Register Box w/Flange
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8X8-6 R8 INSULATED CEILING BOOT
10X10-8 R8 INSULATED CEILING BOOT - 645 Slant Top Register Box w/Flange
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10X10-8 R8 INSULATED CEILING BOOT