6" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling RV Mobile Home rust-free aluminum construction with smooth

rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included)

Actual Filter Size – 15 3/4"w x 21 3/4" x 1"

this easy-to-install grille fits seamlessly into any standard return filter opening

actual front end outer dimensions are approximately 22 5/8" width X 14 5/8" height -

For 6" duct opening

6" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling RV Mobile Home rust-free aluminum construction with smooth+ Product Details Size 6"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 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