Air Systems International - Electric HEPA Vacuum Brand_Thermalgard The material and pigments of

The material and pigments of the mask body are FDA- and BGA approved for exposure to provisions

Open-cell foam nose pad that creates a cushion between the nose and the mask for increased comfort

Ladder adapter that attaches to any manhole collar and provides a mechanism to secure ladder

Based on the industry-standard ALTAIR Single-Gas Detector

Air Systems International - Electric HEPA Vacuum Brand_Thermalgard The material and pigments ofOur HEPA vacuum cleaners boast a certified HEPA filter, double layer intermediate micro filter, and completely sealed 2 ply disposable paper bag filter. The HEPA filter consists of ultra strong microfibered glass paper sandwiched between corrugated aluminum and captured by a sturdy steel screen. With a minimum efficiency rating of 99. 97% at 0. 3 microns and tested through the HOT DOP method at 100 cfm with only 1" of resistance, our HEPA filters