• 21x22x1 MERV 8 Pleated Air Filter for AC HVAC or Furnace (Pack of 2 Filters). AFB Silver MERV 8, comparable with MPR 300 / 600 (clean living and dust & pollen).
• MADE IN THE USA: Manufactured by FilterBuy in the USA using 100% American made components.
• TRAPS 90% OF AIRBORNE PARTICLES: Say goodbye to dust, debris, lint, pollen, and pet dander. Say hello to better indoor air quality!
• LONG-LASTING: Designed to last up to 3 months. Ideal for residential and commercial use.
• HIGH QUALITY: Filter frames are made of beverage board, which stays strong through humidity and temperatures up to 200° F. Synthetic media provides significantly higher particulate efficiency than standard cotton media.

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty