24" X 18" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Supply Grille 8-1/8"H x 4-5/8" W x

8-1/8"H x 4-5/8" W x 3-5/8"D

+ Product Details Size - 12"w X 28"h is the size for the duct opening measurement only

Effortless Integration: Crafted for easy connection to supply grilles of drop ceiling T-Bar vent covers

guaranteeing efficient ventilation throughout your space

24" X 18" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Supply Grille 8-1/8"H x 4-5/8" W x+ Product Details Size 24"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 875" width X 20" 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