24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 6" Collar sidewall + Product Details Size -

+ Product Details Size - 8"w X 16"h is the size for the duct opening measurement only

Upgrade today for better performance and cleaner air

These are built heavy duty for installation into brick and cement walls

Performance – High diffusion induction rates result in rapid temperature and velocity equalization of the mixed air mass well above the zone of occupancy

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24" x 24" T-Bar Drop Ceiling Perforated Return Grill - Metal Back Casing - With 6" Collar sidewall + Product Details Size -+ Product Details Size 24" x 24" with 6" 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