American Standard air filters
Shop Filter King replacement filters for American Standard systems. Fast, free shipping directly to your door.
Guaranteed to fit
Compatible with a wide range of American Standard 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 American Standard 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
"Our HVAC system needs a very specific filter — one you cannot buy online or at any local hardware store, and trust me, I’ve tried. Every “compatible” option left gaps or buckled under the system’s pressure. Then I stumbled across Filter King. At first, I was frustrated that I had to order in bulk for a product I wasn’t even sure would fit. But OMG… the filters arrived and THEY ARE PERFECT. Absolutely perfect. Now I’m thrilled I had to buy in bulk. It genuinely feels like we hit the lottery."
Niessa N.
Verified Buyer
"My order was qty of 2 filters 15x25x5 the info on this review is wrong NOT A 6 PACK I hope when you send filters next years you send the correct # filters qty of 2"
Robert F.
Verified Buyer
"Website was easy to navigate. The whole process was smooth and easy. Filters shipped quickly. Very good quality"
John B.
Verified Buyer
"Good quality, good price fast shipping"
Thomas W.
Verified Buyer
"Perfect!!"
Debra B.
Verified Buyer
"Absolutely love my filters. The air already feels so much cleaner and fresher after installing them. Filter king rules!!"
Matt A.
Verified Buyer
"Unusual sizes"
Libby S.
Verified Buyer
"Exactly what I needed. Order arrived quickly."
Robert H.
Verified Buyer
"Great selection, fair prices and quick shipping! What more could we want?? THANK YOU!!"
C C.
Verified Buyer
Filter King air filters for American Standard
Filter King air filters are compatible with American Standard 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