18" X 16" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Copper Coil-Insulated Line Set + Product Details Size –

+ Product Details Size – 22"w X 8"h is the size for the duct opening measurement only

+ Product Details Size - 8"w X 32"h is the size for the duct opening measurement only

75" width X 3

actual front end outer dimensions are approximately 24 5/8" width X 32 5/8" height

Installation – Installs directly on round & oval spiral duct - no frames

18" X 16" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Copper Coil-Insulated Line Set + Product Details Size –+ Product Details Size 18"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 875" width X 18" 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