SHARK NV80 HEPA Filters, Fits NVC80C, UV420, NV80, NV70 Models, Part # XHF80. Genuine Gold Line filters. Shark Navigator Professional Part #XHF80 Fits NVC80C, UV420, NV80, NV70 Models Gold Line products are backed by our Money Back Guarantee on quality and fit Designed and Produced by Gold Line- Look for the Gold Line label to ensure authenticity!