Optrel Swiss Air TH3/TM3 Particle Filter w/Pre-Filter (20 Pack) 4088.432

Optrel® Swiss Air TH3 Particle Filter with Pre-Filter (20 Pack) 4088.432

Pkg. of 20 – Genuine Optrel® HEPA (TH3) filter cartridge and pre-filter for your Swiss Air PAPR (Powered Air Purifying Respirator). The TH3 particulate filter removes 99.8% of welding fume particulates, smoke, aerosol and dust. The pre-filter removes larger dust and debris to extend the life of the particle filter.