BULPA20TIC1 / PA20TIC1 PAPR SYSTEM W/ PA1 PA1BT PA20 Complete PAPR Useful for general industrial, pharmaceutical and manufacturing applications, the PA20 Complete PAPR features 20TIC Tychem® QC Hoods (10) with inner bib and a PAI Blower Unit This Powered Air Purifying Respirator offers workers a constant, reliable flow of air for up to 10 hours. Using a high efficiency particulate (HEPA) filter, it protects the wearer from dusts, fumes, mists, radionuclides, radon daughters and other particulate hazards. The housing is a uniquely designed fully sealed unit, which greatly enhances the filtration system and supports efficient respirator decontamination. Other components include PAI BT breathing tube, PA1FG filter and gasket, PAI SB standard belt, PA1AF1 air flow indicator and PA1SMC quick changer. NIOSH approved for High Efficiency Particles.