Description
Drop Ceiling HVAC Supply Grille For T Bar Lay In 3 Coned 24" x 24" For 12" Vent Connection d + Product Details Size – MFRG2420W HP + Product Details Size – 18"w X 8"h is the size for the duct opening measurement only Actual Filter Size – 27 3 4"w x 9 3 4" x 1" Seamless Installation: Designed to fit seamlessly into a 24 by 24 inch opening ensuring that you find the perfect fit for your ventilation needs