Click to expand Tap to zoom Nilfisk Advance 52698A - Dust Control Filter by Nilfisk Advance OEM No reviews 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Contact Us For Pricing And Availability Description Description Dust Filter. Fits PBU Propane Dust Control 21KBCATCLDC, 27KBCATCLDC/ (OBSOLETE WITH NO REPLACEMENT) Fits Nilfisk Advance 52698A (alt # 52698a) Replaces Nilfisk Advance 52698A - Dust Control Filter Fits