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18x20x1 Heavy Duty Filters 10255.011820 (12 Filters)
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The manufacturer has discontinued this filter. The recommended replacement is the AAF Flanders EZ Flow Filters >> Click Here
Metal reinforcement on both sides of the filter to provide extra strength and keep the filter from warping or bending during use. Great choice if you are looking to protect your system and capture particles such as household dust and lint from your indoor air. 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 50 years. The filtering medium is continuous filament spun glass. The frame is made with one continuous piece of chipboard to guard against corner separation. For peak equipment protection and energy efficiency, these filters should be changed monthly in periods of high use. EZ Flow Heavy Duty disposable filters are made by a leader in indoor air filtration Flanders Precisionaire. The EZ Flow Heavy Duty filters are designed for the protection of furnace and central air units in residential and commercial applications.