4" X 12" Modern Victorian Floor Register Grille With Dampers - Decorative Grate - HVAC Vent Duct Cover - Polished Brass Air Deflector + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size – 32" x 36" or 36" x 32" is the size for the duct opening measurement only

Actual Filter Size – 27 3/4"w x 9 3/4" x 1"

+ Product Details Size – 22"w X 20"h is the size for the duct opening measurement only

reduces energy costs

purposes and can be installed on to drywall

4" X 12" Modern Victorian Floor Register Grille With Dampers Decorative Grate HVAC Vent Duct Cover Polished Brass Air Deflector + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size – 32" x 36" or 36" x 32" is the size for the duct opening measurement only Actual Filter Size – 27 3 4"w x 9 3 4" x 1"