Accumulair air filters
Shop Filter King replacement filters for Accumulair systems. Fast, free shipping directly to your door.
Guaranteed to fit
Compatible with a wide range of Accumulair systems
MERV 8, 11, 13 & Carbon
High-performance filtration for cleaner, healthier air
Fast, free shipping
Fast delivery from 4 fulfillment centers across the USA
Easy to return / exchange
Not the right fit? Return or exchange your order within 30 days.
Choose your Accumulair filter
Can’t find your air filter size?
Order a made-to-measure air filter that fits perfectly and keeps your air clean.
10,000+ satisfied customers
4.6 stars, 5243 reviews
4.5 stars, 4314 reviews
"I am a new customer and so happy I found Filter King. Their customer service is truly outstanding."
Christine D.
Verified Buyer
"When I accidently ordered the wrong size... I called & customer service fixed my error with correct size. Shipping was prompt!!! Very pleased with Filter King!! 😊"
Sarah P.
Verified Buyer
"These are high quality filters and the price was fair."
James C.
Verified Buyer
"Excellent product"
Jeffrey D.
Verified Buyer
"Looks good, fit well"
William Z.
Verified Buyer
"Quick shipping I originally ordered the wrong size returning and exchange was very easy."
peter w.
Verified Buyer
"Easy ordering, fast shipping, customer service that’s reachable. Highly recommend."
Jan W.
Verified Buyer
"Great product"
George C.
Verified Buyer
"High Quality product and great customer service"
chika o.
Verified Buyer
"Don't have the time to write anymore comments. My break is over at work."
James H.
Verified Buyer
Filter King air filters for Accumulair
Filter King air filters are compatible with Accumulair HVAC systems and work as direct replacements for the original filters made for these units — at a fraction of the price. Each filter is MERV-rated and built to the same dimensional specs, so you get reliable, high-quality filtration without the premium cost.
guaranteed compatibility with