16" x 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling steel + Product Details Size –

+ Product Details Size – 16"w X 18"h is the size for the duct opening measurement only

Actual Filter Size – 17 3/4"w x 31 3/4" x 1"

this guard ensures long-lasting protection and security

+ Product Details Size – 32"w X 6"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 8

16" x 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling steel + Product Details Size –+ Product Details Size 16"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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