16" X 16" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 8in diameter + Product Details Size –

+ Product Details Size – 36"w X 16"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 18 5/8" width X 27 5/8" height

To Maximize Ventilation Results

this thermostat guard is the perfect solution for safeguarding your temperature controls

+ Product Details Size – 18"w X 22"h is the size for the duct opening measurement only

16" X 16" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 8in diameter + Product Details Size –+ Product Details Size 16"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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