12x24x1 HVAC, Furnace, AC and Heat Pump Filters

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...

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

This is a standard grade furnace filter of the same type that has been protecting furnaces and central air conditioners around the world for over 5...

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

We're excited to introduce the newly improved AAF Flanders PREpleat LPD (Low Pressure Drop) SC (Standard Capacity) filter, now featuring a MERV 10 ...

The NaturalAire Microparticle air filter removes potentially harmful airborne particles to keep the air in your home or office clean and healthier....

VariCel® High Efficiency Pleat Filters VariCel® filters are engineered for high-performance air filtration in a variety of environments. Thei...

We're pleased to announce the updated AAF Flanders PREpleat LPD (Low Pressure Drop) HC (High Capacity) filter, now featuring a MERV 10 rating, an u...

The NaturalAire Microparticle air filter removes potentially harmful airborne particles to keep the air in your home or office clean and healthier....

Precision Pak extended surface bag filters are designed for use in most commercial or industrial HVAC systems where medium to high efficiency filtr...

12 x 24 x 1 pleated filters in the the exact size of 12 x 24 x 1. Upgrade your HVAC system with Exact Filters! Say goodbye to the frustration of fi...

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...

Rigid-Air extended media surface rigid filters are designed for use in most commercial or industrial HVAC systems where medium to high efficiency f...

12x24x1 Exact Pleated MERV 13 Filters (12-pack). These high-quality filters are designed to provide exceptional air filtration for your home or of...

PerfectPleat ULTRA The PerfectPleat ULTRA filter is designed to consistently increase efficiency throughout the service life of the filter. The Per...

PREpleat AC Carbon Pleated Filters The World Leader in Clean Air Solutions PREpleat AC carbon pleated filters are designed to provide a fast and ef...

VariCel® High Efficiency Pleat Filters VariCel® filters are engineered for high-performance air filtration in a variety of environments. Thei...

Disposable Panel Filters for Commercial, Industrial & Residential Use KOCH Disposable Fiberglass Panel Filters are versatile and suitable for ...

The PREpleat M11 SC pleated panel filter enables a significant upgrade in collection efficiency over existing MERV 8 products. A 25–30% average eff...

The PREpleat M13 pleated filter has a low initial resistance and supports achievement of LEED® credits by significantly improving Indoor Air Qualit...

Multi-Pleat GREEN 13 MERV 13 performance rating in accordance with ASHRAE Test Standard 52.2-2012 Earns LEED points Reduces energy cost Extended...

Multi-Pleat XL11-HC Upgrade from standard pleated filter MERV 11 efficiency Low pressure drop High dust holding capacity Superior Efficiency Th...

Multi-Pleat XL11 MERV 11 Upgrade from standard pleated filters MERV 11 rating Available in standard and high capacity Dual-layered filter media ...