18x24x1 HVAC, Furnace, AC and Heat Pump Filters

18x24x1 Exact Pleated MERV 13 Filters (12-pack). These high-quality filters are designed to provide exceptional air filtration for your home or of...

18 x 24 x 1 pleated filters in the the exact size of 18 x 24 x 1. Upgrade your HVAC system with Exact Filters! Say goodbye to the frustration of fi...

18 x 24 x 1 basic filters in the the exact size of 18 x 24 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

18x24x1 Upgrade your HVAC system with Exact Filters! Say goodbye to the frustration of finding the right fit for your furnace, AC, heat pump, or HV...