24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 14" Collar Color_Red Oak Wood fasten the edges to studs

fasten the edges to studs with the provided screws

North America's hub for top-quality HVAC solutions

+ Product Details Size - 4"w X 18"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 14 5/8" width X 18 5/8" height

See our separate listing of T-Bar Supply Grilles

24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 14" Collar Color_Red Oak Wood fasten the edges to studs+ 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