30" x 10" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 29.75 X 9.75] 3-Pack return grille from 4" to 20"

from 4" to 20"

+ Product Details Perfect Fit & Easy Sizing - Designed for a 30" x 22" OR 22" x 30" duct opening (measured at the opening)

actual front end outer dimensions are approximately 32 5/8" width X 12 5/8" height -

Strongest Magnets – Our anisotropic magnetic vent covers provide the strongest magnetization and seal to your register grilles

Check the electrical and plumbing connections to ensure they remain secure

30" x 10" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 29.75 X 9.75] 3-Pack return grille from 4" to 20"+ Product Details Size 30"w X 10"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 29. 75" X 9. 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