14" x 14" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Aluminum Bar + Product Details Size - 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
+ Product Details Size - 12"w X 4"h is the size for the duct opening measurement only
during winter
+ Product Details Size – 10" x 26" or 26" x 10" is the size for the duct opening measurement only
These are airflow control components made to connect to supply grilles of the drop ceiling
simplifying maintenance
14" x 14" 4 WAY SUPPLY GRILLE DUCT COVER & DIFFUSER LOW NOISE For Ceiling With Opposing Damper Blades Aluminum Bar + Product Details Size 4 X 12 Is CRFG2028 Width_14in + Product Details Size 12"w X 4"h is the size for the duct opening measurement only during winter