4-Stage Air Purifying Systems

4-Stage Air Purifiers Models 50 to 150 breathing systems outfitted with broad range monitor, four-stage filtration and auto float drain, designed to provide 50 to 150 SCFM of Grade D purified air from existing compressed air supply. These complete panel mounted systems are available in stationary and portable versions.

Rapidly ready to use, warm-up purge cycle time of just one minute and equipped with built-in audible horn and warning lights to alert users if hazardous gases exceed preset OSHA limits.


  • Compressed air option
  • Designed to provide Grade D air (OSHA)
  • Accessories sold separately: hood, mask, etc.


ISTblast - 4-Stage Filtration System - Instruction Manual ISTblast - 4-Stage Air Purifier - Maintenance Guide

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