Review on 3 Pack Filters for Shark Navigator Lift-Away NV350, NV351, NV352, NV355, NV360, NV370, UV440, UV490, UV540 Vaccuum Cleaner - XFF350 XHF350 by Jason Sullivan

Okay, this isn't the first fake filter brand I've bought. You have to be careful and line it up. I see you ripping off your tongues! The SHARK brand is simpler, but the cost savings are worth the extra minute. I have to change these HEPAs every 6 months and lather every 2 weeks. at your feet. I think this is an indicator of HEPA. I wash off the foam about 6 times. I mark with a permanent marker so I can count. When you're done, insert a new one. Mark the top and bottom so they are the same when you put the filters back in. Filter. I haven't had any problems with vacuum cleaners for many years. I love my sharks and have tried many vacuum cleaners, hope they keep making them!