The TR-6600 prefilter can extend the service life of the particulate (HE) element of TR-600 series filters and cartridges by capturing large particles that may otherwise clog the HE filter. Frequent prefilter changeout may help optimize PAPR system performance. Price is for one case of 50.
3M Catalog Nbr/Prod ID: TR-6600
3M ID: 70-0716-1824-6