24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 14" Collar return grille + Product Details Size -

+ Product Details Size - 24"w X 18"h is the size for the duct opening measurement only

The process is intuitive: simply select the appropriate ceiling square for your grill

+ Product Details Size - 12"w X 32"h is the size for the duct opening measurement only

+ Product Details Size - 14"w X 32"h is the size for the duct opening measurement only

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

24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 14" Collar return grille + Product Details Size -+ Product Details Size 24" x 24" with 14" collar T Bar drop ceiling perforated return grill metal back casing High Quality High quality rust free, strong aluminum construction with smooth finished edges for easy and safe use; Filter grille features a user friendly plastic latch that requires no screwdriver for opening. Installation Easy drop ceiling installation. Design Heavier gauge than needed, built for durability and long life in mind, but still