Washable AC Furnace Air Filter- All sizes (8x24x1) Subtracts up to 95% of airborne contaminates. Easy to clean- just hose it off and reinstall! Continuous static charge by air friction grabs dust like a magnet. Lifetime warranty on the frame of the filter! Have issues of it falling apart, contact us and we will send you a brand new filter! Poly-propylene fabric surround a 1" thick core of filter media (most have 1/2" filter media instead of 1")