Steel Fixed Bar Return Air Filter Grille with Plenum Box - 24 x 24 T-Bar Lay-in Drop Ceiling White actual front end outer dimensions

actual front end outer dimensions are approximately 34 5/8" width X 14 5/8" height

High-Quality Construction – Pump Gallon is made of ABS plastic

+ Product Details Size - 28"w X 34"h X 2"d (for duct opening measurement only)

Measure the size of the vent opening

+ Product Details Size – 12" x 14" or 14" x 12" is the size for the duct opening measurement only

Steel Fixed Bar Return Air Filter Grille with Plenum Box - 24 x 24 T-Bar Lay-in Drop Ceiling White actual front end outer dimensionsPre 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 Steel 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