22" x 12" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 21.75 X 11.75] 3-Pack Round Damper Ring Actual Filter Size – 33

Actual Filter Size – 33 3/4"w x 21 3/4" x 1"

Quality Packaging - Carefully Shrink Wrapped With Cardboard Backing To Prevent Damage In Shipment (Comes With Screws For Easy Installation)

Can be hooked up with our Butterfly Dampersfor precise airflow control

Actual Filter Size – 15 3/4"w x 7 3/4" x 1"

+ Product Details Size - 30"w X 18"h is the size for the duct opening measurement only

22" x 12" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 21.75 X 11.75] 3-Pack Round Damper Ring Actual Filter Size – 33+ Product Details Size 22"w X 12"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 21. 75" X 11. 75" High Quality 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 Design The "W" shaped pleats give you more filter surface thereby capturing more dust. Our metal and paper diagonal support bars ensure the filter can