Tech Specs Compatible with the: Hallett 15xs, Upstream NC10-75, Upstream NC10-50, Upstream NC15-75, Upstream NC15-50, and Upstream NC30-75 Reviews There are no reviews yet. Be the first to review “UV Pure Fan Filter – R400009” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.