30" x 8" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 29.75 X 7.75] 3-Pack Brazing Solder Rods With a solid base for

With a solid base for stability

High Quality – Commercial grade aluminum - will never rust - designed for warehouses

+ Product Details Size - 32"w X 8"h is the size for the duct opening measurement only

+ Product Details Size & Compatibility – The size of the side round ceiling box is 6" X 6" X 4" and it is compatible with duct 4"

30" x 8" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 29.75 X 7.75] 3-Pack Brazing Solder Rods With a solid base for30" x 8" Pleated MERV 8 Filter for HVAC Return Filter Grille 3 Pack Actual Dimensions: 29. 75" X 7. 75" A Uniquie Combination of Cotton & Synthetic Fibers Gives You The Most Filtration And The Least Air Resistance Equals Great Air & Easy Airflow For Your System The "W" Shaped Pleats Give You More Filter Surface Thereby Capturing More Dust All Our Filter Are Tested Per ASHRAE 52. 2 Standards MERV 8 And An Average Arrestance Of 90 94% Extra Strong Frame