16" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling d Removable core for access to

Removable core for access to optional damper

+ Product Details Size - 8"w X 4"h is the size for the duct opening measurement only

Two Mounting Base Options – Includes both a solid base and a ring base

+ Product Details Size - 32"w X 4"h is the size for the duct opening measurement only

16" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling d Removable core for access to+ Product Details Size 16"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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