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

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

Insulation – A thick blanket of fiberglass insulation provides you with an R-Value of 8

actual front end outer dimensions are approximately 26 5/8" width X 8 5/8" height -

+ Product Details Size – 36"w X 18"h is the size for the duct opening measurement only

Actual Filter Size – 19 3/4"w x 33 3/4" x 1"

24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 14" Collar Supply 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