Myparts Foam Air Filter for STANLEY Brushcutter model SPS-1400 pn E604200050-L4 | eBay
Stanley 08-2501 Cartridge Filter, Fit for Most 5-18 Gallon Wet/Dry Vacuum Cleaners, Compatible with SL18115, SL18115P, SL18116, SL18116P, SL18191P, SL18199P, SL18117, SL18701P-10A, SL18410P-5A - Shop Wet Dry Vacuums - Amazon.com
Stanley 25-1202 Foam Filter for 1-5 Gallon Wet/Dry Vacuums, Fit for SL18910P-3, SL18130P, SL18133, SL18129, 1-Pack, Black - Shop Wet Dry Vacuums - Amazon.com
Stanley 08-2566BP HEPA Cartridge Filter Replacement for 5-18 Gallon Compatible with SL18115P, SL18116P, SL18115, SL18116, SL18117, SL18191P, SL18199P - Amazon.com