10" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Return line-height: 22px

line-height: 22px

Design – Designed to withstand bends and sharp turns without kinking

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

Actual Filter Size – 23 3/4"w x 25 3/4" x 1"

+ Product Details Size - 36"w X 30"h is the size for the duct opening measurement only

10" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Return line-height: 22px+ Product Details Size 10"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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