8" X 4" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black w32h32 Actual Filter Size – 11

Actual Filter Size – 11 3/4"w x 19 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 16 5/8" height

ensuring your space stays dry and secure

actual front end outer dimensions are 19" Width X 19" Height

8" X 4" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black w32h32 Actual Filter Size – 11+ Product Details Size 8"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 875" width X 6" 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