8" X 4" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black Powder-Coated + Product Spec Sheet Extruded

+ Product Spec Sheet Extruded Aluminum Ceiling Diffuser Spec Sheet

High Quality – Rigid aluminum construction with counter-sunk screw holes (screws included) and no sharp edges

85" width X 21

+ Product Details Perfect Fit & Easy Sizing - Designed for a 36" x 18" OR 18" x 36" duct opening (measured at the opening)

actual front end outer dimensions are approximately 18 5/8" width X 26 5/8" height -

8" X 4" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black Powder-Coated + Product Spec Sheet Extruded+ 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