Aluminum Fixed Bar Return Air Filter Grille with Plenum Box - 24 x 24 T-Bar Lay-in Drop Ceiling snips If for any reason you

If for any reason you are not 100% satisfied with the filters-we will refund your money

+ Product Details Size - The listed 10" diameter refers specifically to the size of the duct opening

and then smoothly drop in the grill

+ How To Measure A Grille

+ Product Details Size – 29"w X 22"h is the size for the duct opening measurement only

Aluminum Fixed Bar Return Air Filter Grille with Plenum Box - 24 x 24 T-Bar Lay-in Drop Ceiling snips If for any reason youPre scored Outlines per Diameters from 6" 18" Outer Dimensions 23. 75" x 23. 75" Plenum Box Depth 5. 25" Plenum Size 20x20 Filter Size to be used: 20x20x1 For Lay In T Bar Ceiling High Quality Aluminum Construction 2 3" bar spacing Horizontal bars are fixed at 45 degrees for Great Airflow Dynamics Concealed Hinges and Latches to achieve a clean and modern look R6 Fiberglass Back Plenum accepts 6" to 18" Round Spin in Collars or Start Collars (not