Free shipping
Easy returns
Call or text (305) 928-8910
CHOOSE THICKNESS
0.5" air filters 1" air filters 2" air filters 4" air filters 5" air filters All filter sizes
See all 0.5" sizes See all 1" sizes See all 2" sizes See all 4" sizes See all 5" sizes
POPULAR 0.5" SIZES
Narrow (<10")
8x14x0.5 8x24x0.5 8x30x0.5 9.75x23.75x0.5 10x14x0.5
10x16x0.5 10x18x0.5 10x20x0.5 10x24x0.5 10x30x0.5
Medium (11"-20")
12x20x0.5 14x20x0.5 15x20x0.5 16x20x0.5 16x24x0.5
16x25x0.5 17x25x0.5 18x20x0.5 19x27x0.5 19.5x21x0.5
Wide (20"+)
19.75x21x0.5 20x20x0.5 20x21x0.5 20x22x0.5 20x23x0.5
20x24x0.5 20x25x0.5 20x27x0.5 20x30x0.5 21x23x0.5
POPULAR 1" SIZES
Narrow (<10")
6x14x1 6x30x1 8x8x1 8x12x1 8x14x1
8x24x1 9x11x1 9.5x9.5x1 10x30x1 10x36x1
Medium (11"-20")
11.5x11.5x1 14x14x1 15.5x19.5x1 16x19x1 16x20x1
17x21x1 17.5x17.5x1 17.5x22x1 19.5x19.5x1 19.5x23.5x1
Wide (20"+)
20x20x1 20x21x1 20x23x1 20x24x1 20x25x1
20x30x1 21x23x1 24x24x1 24x30x1 30x30x1
POPULAR 2" SIZES
Narrow (<10")
8x14x2 8x24x2 9.5x9.5x2 9.5x19.5x2 10x10x2
10x16x2 17x10x2 10x18x2 10x20x2 10x24x2
Medium (11"-20")
14x14x2 14x20x2 14x25x2 16x16x2 16x20x2
16x24x2 16x25x2 16x30x2 18x20x2 18x24x2
Wide (20"+)
20x20x2 20x22x2 20x24x2 20x25x2 20x30x2
20x35x2 24x24x2 28x30x2 30x32x2 30x36x2
POPULAR 4" SIZES
Narrow (<10")
8x14x4 8x16x4 8x20x4 10x10x4 10x15x4
10x16x4 10x18x4 10x20x4 10x24x4 10x25x4
Medium (11"-20")
12x20x4 14x20x4 15x25x4 15.5x24.5x4 16x16x4
16x20x4 16x24x4 16x25x4 19.5x19.5x4 19.5x24.5x4
Wide (20"+)
20x20x4 20x23x4 20x24x4 20x25x4 20x30x4
24x24x4 24x25x4 24x30x4 25x25x4 30x32x4
POPULAR 5" SIZES
Narrow (<10")
16x20x5 16x25x5 19x20x5
Medium (11"-20")
20x20x5 20x25x5
CHOOSE A BRAND
Trion Air Bear Amana American Standard Armstrong
BDP Bryant Carrier Day and Night
Goodman Honeywell Lennox Payne
Trane
See all brands
CHOOSE MERV RATING
MERV 8 MERV 11 MERV 13 MERV 8 Carbon MERV 8 Freedom MERVs explained
See all MERV 8 sizes See all MERV 11 sizes See all MERV 13 sizes See all MERV 8 Carbon sizes See all MERV 8 Freedom sizes
MERVs explained
POPULAR MERV 8 SIZES
Narrow (<10")
6x14x1 6x30x1 8x8x1 8x12x1 8x14x1
8x24x1 9.5x9.5x1 10x10x2 10x30x1 10x36x1
Medium (11"-20")
11.5x11.5x1 15.5x19.5x1 16x20x1 16x20x2 16x25x2
16x25x4 17x21x1 17.5x17.5x1 17.5x22x1 19.5x19.5x1
Wide (20"+)
20x20x1 20x20x2 20x21x1 20x23x1 20x25x1
20x25x2 20x30x1 21x23x1 24x24x1 24x30x1
Shop MERV 8 air filters
POPULAR MERV 11 SIZES
Narrow (<10")
8x8x1 8x14x1 8x24x1 8x30x1 9.5x9.5x1
10x10x1 10x14x1 10x20x1 10x30x1 10x36x1
Medium (11"-20")
11.5x11.5x1 12x12x1 14x14x1 16x16x1 16x20x1
16x25x1 16x25x4 18x24x1 19x23x1 19.5x19.5x1
Wide (20"+)
20x20x1 20x20x4 20x24x1 20x25x1 20x25x4
20x30x1 23.5x23.5x1 24x24x1 24x30x1 30x36x1
Shop MERV 11 air filters
POPULAR MERV 13 SIZES
Narrow (<10")
8x8x1 8x24x1 9x11x1 9x11.38x1 9.5x9.5x1
10x10x1 10x10x2 10x20x1 10x30x1 10x36x1
Medium (11"-20")
12x12x1 14x14x1 16x16x1 16x20x1 16x25x1
16x25x4 17.5x17.5x1 18x20x1 19.5x19.5x1 19.5x23.5x1
Wide (20"+)
20x20x1 20x20x4 20x23x1 20x25x1 20x25x4
20x30x1 20x40x1 21x21x1 21x23x1 30x30x1
Shop MERV 13 air filters
POPULAR MERV 8 CARBON SIZES
Narrow (<10")
6x30x1 8x8x1 8x24x1 8x30x1 9.5x9.5x1
10x10x1 10x20x1 10x24x1 10x30x1 10x36x1
Medium (11"-20")
12x12x1 14x14x1 14x20x1 14x30x1 16x20x1
16x25x1 18x20x1 19x20x2 19.5x19.5x1 19.5x23.5x1
Wide (20"+)
20x20x1 20x23x1 20x24x1 20x25x1 20x25x4
20x30x1 20x40x1 24x24x1 24x30x1 30x30x1
Shop MERV 8 Carbon odor eliminator air filters
POPULAR MERV 8 FREEDOM SIZES
Medium (11"-20")
16x20x1 16x25x1 18x24x1 18x30x1
Wide (20"+)
20x20x1 20x25x1
Shop limited edition Freedom Filters

Home / Air Filters / Brands

Your HVAC brand, our filter - guaranteed to fit

Select your brand below to find compatible filters made to your unit's exact specifications.

Image of all brands

All HVAC brands

Don't see your brand above? Browse our full list below – or build a custom filter if your size isn't standard.

Trion Air Bear Amana American Standard Armstrong BDP Bryant Carrier Day and Night Goodman Honeywell Lennox Payne Trane

Why homeowners choose Filter King

google
  • *
  • *
  • *
  • *
  • *

4.6 stars, 5243 reviews

amazon
  • *
  • *
  • *
  • *
  • *

4.5 stars, 4314 reviews

  • *
  • *
  • *
  • *
  • *

"I am a new customer and so happy I found Filter King. Their customer service is truly outstanding."

  • *
  • *
  • *
  • *
  • *

"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!! 😊"

  • *
  • *
  • *
  • *
  • *

"These are high quality filters and the price was fair."

  • *
  • *
  • *
  • *
  • *

"Excellent product"

  • *
  • *
  • *
  • *
  • *

"Looks good, fit well"

  • *
  • *
  • *
  • *
  • *

"Quick shipping I originally ordered the wrong size returning and exchange was very easy."

  • *
  • *
  • *
  • *
  • *

"Easy ordering, fast shipping, customer service that’s reachable. Highly recommend."

  • *
  • *
  • *
  • *
  • *

"Great product"

  • *
  • *
  • *
  • *
  • *

"High Quality product and great customer service"

  • *
  • *
  • *
  • *
  • *

"Don't have the time to write anymore comments. My break is over at work."

Read more reviews

FilterKing is the most popular choice among consumers

Precision-fit filters with fast delivery. Here's what makes the difference.

Shipped from the USA

Every filter is shipped from one of our 4 facilities located right here in the US.

Guaranteed to fit

Every filter is manufactured to precise dimensions and backed by a 30-day money-back guarantee.

Fast, reliable fulfillment

Four fulfillment centers across the US ensure most orders arrive within 1-2 days.

Over 1,000 sizes available

From standard to hard-to-find dimensions, Filter King stocks a size for every customer.

Durable & long-lasting

High-quality materials deliver reliable performance and a longer service life.

Set it and forget it

Sign up for auto-delivery and your replacement filters arrive on schedule. Save 5% on every order.