25" x 25" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 24.75 X 24.75] 3-Pack Height_22in + Product Details Size –

+ Product Details Size – Sheet metal duct board take off start collar is 10" and it is compatible with duct 10"

with a 12" depth

ensuring optimal air distribution throughout any room

Measuring 6" in diameter for the duct opening

ensuring a seamless connection for your HVAC system

25" x 25" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 24.75 X 24.75] 3-Pack Height_22in + Product Details Size –25" x 25" Pleated MERV 8 Filter for HVAC Return Filter Grille 3 Pack Actual Dimensions: 24. 75" X 24. 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