10" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 10" Round Duct Pipe making it compatible with most

making it compatible with most thermostat models

+ Product Details Size - 14"w X 14"h X 2"d (for duct opening measurement only)

Actual Filter Size – 29 3/4"w x 27 3/4" x 1"

+ Product Details Size – 20"w X 6"h is the size for the duct opening measurement only

10" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 10" Round Duct Pipe making it compatible with most+ Product Details Size 10"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 875" width X 8" 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