Check the listing for details. HEPA + Carbon Pre Filter Set For Holmes HAPF600 HAPF600D HAPF600D-U2 Filter B. Condition: New. Listed at 25.99 USD. Product Description: Premium quality true HEPA + Carbon Pre filter replacement compatible with Holmes part hapf600dm-u2HEPA filter helps remove up to 99.97 percent of airborne particles as small as 0.3 microns. Pre filter traps large air particle such as hair, dust, pet dander and removes unfavorable odorFits Holmes brand model HAP615, HAP625, HAP650, HAP675RC, HAP725, HAP750, HAP1625, HAP1650, HAP1725, HAP1750, HAP616, HAP633, HAP653, HAP726, HAP756, HAP759, HAP8615, HAP8650 and HAP9726. Also compatible with Mini tower HAP8650B-U, HAP759-TU, HAP9726B-U, HAP9726-U, HAP726-U, HAP756-U, HAP633-U, HAP616B-TU, HAP616-TUFits Bionaire models BAP260, BAP815, BAP825, HAP1225 and BAP1252 HEPA filter and 4 sheet of carbon pre filter includes. 100% customer satisfaction guaranteed. Quality meets or exceeds leading national brand