Photo 1 of Otoolling 12" x 12" Ceiling Box HVAC Ceiling Register Box, W/ 12" Round Collar, 22# Galvanized Steel Vent Boxes for Connects Register Vent and Diffuser HVAC, Includes 2 Hose Clamps

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Photo 1 of Otoolling 12" x 12" Ceiling Box HVAC Ceiling Register Box, W/ 12" Round Collar, 22# Galvanized Steel Vent Boxes for Connects Register Vent and Diffuser HVAC, Includes 2 Hose ClampsPhoto 2 of Otoolling 12" x 12" Ceiling Box HVAC Ceiling Register Box, W/ 12" Round Collar, 22# Galvanized Steel Vent Boxes for Connects Register Vent and Diffuser HVAC, Includes 2 Hose Clamps