24" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Fixed Blades with Damper 16" x 3" Aluminum Spiral

16" x 3" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply

Actual Filter Size – 31 3/4"w x 25 3/4" x 1"

+ Product Details Size - 30"w X 30"h is the size for the duct opening measurement only

+ Product Details Size - 28"w X 28"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 34 5/8" width X 22 5/8" height

24" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Fixed Blades with Damper 16" x 3" Aluminum Spiral+ Product Details Size 24"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 875" width X 10" 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