Skip to content
19+ Years of Commercial HVAC & Residential Solutions
19+ Years of Commercial & Residential Solutions

23-1-2x23-1-2x1 HVAC, Furnace, AC and Heat Pump Filters

Optimize your HVAC system with our top-quality 23-1/2x23-1/2x1 furnace and AC filters. Perfect for both residential and commercial settings, these filters from leading brands offer outstanding air filtration, improving air quality and system longevity. Shop our 23-1/2x23-1/2x1 filters today.

23-1/2x23-1/2x1 EZ Flow II Filters 10055.01235235 (12 Filters)

Original price $ 93.99 - Original price $ 93.99
Original price
$ 93.99
$ 93.99 - $ 93.99
Current price $ 93.99

Heavy-Duty Construction The EZ Flow II filter frame is made from heavy chipboard in a one-piece design that eliminates corner separation. The filte...

View full details
Original price $ 93.99 - Original price $ 93.99
Original price
$ 93.99
$ 93.99 - $ 93.99
Current price $ 93.99

Discontinued - 23-1/2x23-1/2x1 EZ Flow Filters 10155.01235235 (12 Filters)

Original price $ 0.00 - Original price $ 0.00
Original price
$ 0.00
$ 0.00 - $ 0.00
Current price $ 0.00

Last stock, all sales final. This filter is discontinued by the manufacturer AAF Flanders. The recommended replacement is the EZ Flow II Filters. C...

View full details
Original price $ 0.00 - Original price $ 0.00
Original price
$ 0.00
$ 0.00 - $ 0.00
Current price $ 0.00
Sold out / Discontinued

23-1/2x23-1/2x1 NaturalAire Standard MERV 8 Filters 84858.01235235 (12 pack)

Original price $ 137.99 - Original price $ 137.99
Original price
$ 137.99
$ 137.99 - $ 137.99
Current price $ 137.99

The NaturalAire Standard air filter removes dramatically more potentially harmful airborne particles, compared to basic fiberglass air filters. It ...

View full details
Original price $ 137.99 - Original price $ 137.99
Original price
$ 137.99
$ 137.99 - $ 137.99
Current price $ 137.99

23-1/2x23-1/2x1 Exact Filters Basic (12 pack)

Original price $ 175.99 - Original price $ 175.99
Original price
$ 175.99
$ 175.99 - $ 175.99
Current price $ 175.99

23 1/2 x 23 1/2 x 1 basic filters in the the exact size of 23 1/2 x 23 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

View full details
Original price $ 175.99 - Original price $ 175.99
Original price
$ 175.99
$ 175.99 - $ 175.99
Current price $ 175.99

23-1/2x23-1/2x1 Exact Filters Pleated MERV 10 (12 pack)

Original price $ 222.99 - Original price $ 222.99
Original price
$ 222.99
$ 222.99 - $ 222.99
Current price $ 222.99

23 1/2 x 23 1/2 x 1 pleated filters in the the exact size of 23 1/2 x 23 1/2 x 1. Upgrade your HVAC system with Exact Filters! Say goodbye to the f...

View full details
Original price $ 222.99 - Original price $ 222.99
Original price
$ 222.99
$ 222.99 - $ 222.99
Current price $ 222.99

23-1/2x23-1/2x1 Exact Filters Pleated MERV 13 (12 pack)

Original price $ 270.99 - Original price $ 270.99
Original price
$ 270.99
$ 270.99 - $ 270.99
Current price $ 270.99

23-1/2x23-1/2x1 Exact Pleated MERV 13 Filters (12-pack). These high-quality filters are designed to provide exceptional air filtration for your ho...

View full details
Original price $ 270.99 - Original price $ 270.99
Original price
$ 270.99
$ 270.99 - $ 270.99
Current price $ 270.99

23-1/2x23-1/2x1 Exact Filters Pleated MERV 11 (12 pack)

Original price $ 246.99 - Original price $ 246.99
Original price
$ 246.99
$ 246.99 - $ 246.99
Current price $ 246.99

23-1/2x23-1/2x1 Upgrade your HVAC system with Exact Filters! Say goodbye to the frustration of finding the right fit for your furnace, AC, heat pum...

View full details
Original price $ 246.99 - Original price $ 246.99
Original price
$ 246.99
$ 246.99 - $ 246.99
Current price $ 246.99

23-1/2x23-1/2x1 NaturalAire Healthy Ultra MERV 13 Filters 95003.01235235 (12 pack)

Original price $ 328.99 - Original price $ 328.99
Original price
$ 328.99
$ 328.99 - $ 328.99
Current price $ 328.99

The NaturalAire MERV 13 air filter removes potentially harmful particles to keep the air in your home or office clean and healthier. This premium r...

View full details
Original price $ 328.99 - Original price $ 328.99
Original price
$ 328.99
$ 328.99 - $ 328.99
Current price $ 328.99

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare