+ How To Measure A Grille
Actual Filter Size – 24 3/4"w x 13 3/4" x 1"
+ Product Details Size – 34"w X 6"h is the size for the duct opening measurement only
+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 14" duct opening (measured at the opening)
+ Product Details Size - 14"w X 32"h is the size for the duct opening measurement only
10" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w22h22 + How To Measure A+ Product Details Size 10"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 875" width X 8" height. High Quality High quality steel construction, no scuff powder coat durable finish, smooth, shiny, scratch resistant, no sharp edges, 2 recessed screw holes on each side with screws included, screws same color as vent cover, easy installation. Adjustable airflow control Adjustable airflow