Synthetic 2 Inch Washable FilterThis durable, long-life filter is made of 100% polyester washable media that does not support microbial growth.The material does not contain an antimicrobial agent.The frame is made from sturdy, rust resistant aluminum channel.It has a low pressure-drop providing optimum air flow.80-85% Efficiency for particles of 3 to 10 microns in size.MERV 5 rated filter.Replace every 2-3 years.Vacuum or wash every 30 days.Great for use in boats and other marine applications.A perfect filter for swamp coolers and areas with high moisture.Filters-NOW does not recommend washable filters for use in home HVAC units.
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