Description
actual front end outer dimensions are approximately 3
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
Actual Filter Size – 23 3/4"w x 23 3/4" x 1"
+ Product Details Size - 20"w X 8"h is the size for the duct opening measurement only
16" X 20" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 18 5 8" X 22 5 8"] Color_Red Oak Wood actual front end outer dimensions w6h6 actual front end outer MFFG410 1 actual front end outer dimensions are approximately 3 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