30" X 10" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Aluminum - Cube Core + Product Details Size –

+ Product Details Size – 30"w X 10"h is the size for the duct opening measurement only

this model allows for mounting without removing the thermostat

+ Product Details Size – 25"w X 34"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 18 5/8" width X 10 5/8" height

Installation – Easy drop ceiling installation

30" X 10" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Aluminum - Cube Core + Product Details Size –+ Product Details Size 30"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 875" width X 12" 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