The best furnace duct aircleaner for the money on the market. You need a MERV 13 or better filter to clean household air of viruses.
Verified purchase: Yes | Condition: New
Great product, great price, easy to work with!
Verified purchase: Yes | Condition: New
These filters are a mainstay in my home always due to poor immune system and asthma. Now I cannot find anywhere near me. I cannot thank you enough.
Verified purchase: Yes | Condition: New
Very good
Verified purchase: Yes | Condition: New
works as intended keeps air clean
Verified purchase: Yes | Condition: New
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