Hospital Grade. Attracts and captures airborne particles or allergens less than one micron in size such as pollen, fine dust, pet dander. Also captures bacteria, viruses carrying particles, mold spores and smoke.
Ideal for standard and residential commercial use
Designed to last 180 days. Replace regularly for optimum performance.
Free shipping on all orders!
Save 5% with Auto-Delivery
Reviews for Trane 21x27x5 MERV 13 Aftermarket Replacement Filter
A Verified Buyer is a user who has purchased the reviewed product through our store.
5 star rating
These filters came promptly as promised . Hard to find locally and more expensive too, Love the fact that they will ship them to me automatically when needed. That will remind me to replace them. Thanks Filter Buy!