Aluminum Cube Core Return Air Filter Grille with Plenum Box - 24" x 24" T-Bar Lay-in Drop Ceiling flat stamped steel + Product Details Size –

+ Product Details Size – 34"w X 6"h is the size for the duct opening measurement only

with actual outer dimensions of 34

+ Product Details Size - 30"w X 36"h is the size for the duct opening measurement only

+ Product Details Size – 44 x 19 x 32cm

Actual Front End Outer Dimensions Are 5

Aluminum Cube Core Return Air Filter Grille with Plenum Box - 24" x 24" T-Bar Lay-in Drop Ceiling flat stamped steel + Product Details Size –For Lay In T Bar Ceiling High Quality Aluminum Construction SAVE MONEY ON YOUR BILL PRESERVE YOUR HVAC UNIT Highest Rate Of Air Flow Efficiency Easy Unrestricted Air Flow For Your HVAC System 1 2" x 1 2" x 1 2" Cube Core Offers 90% Free Area 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 included) Accepts 1" disposable filter (not included)