16" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 18 5/8" X 26 5/8"] w34h34 + Product Details Size -

+ Product Details Size - 34"w X 18"h is the size for the duct opening measurement only

+ Product Details Size - 16"w X 30"h is the size for the duct opening measurement only

Design – Unrestricted airflow for your HVAC system - adjustable one-way louver with full horizontal airflow directional control - single deflection supply grill with 96% airflow - noise free components - no vibrating louvers etc

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

Our grilles feature a durable powder-coat finish

16" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 18 5/8" X 26 5/8"] w34h34 + Product Details Size -+ Product Details Size 16"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 18 5 8" width X 26 5 8" height. High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Ceiling Design Fixed hinged for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your fingers and