Fiberglass filter paper 1.made from glass microfiber 2.efficiency:99. ... a laminated form to meet special air filtration requirements. Applications: Industrial Cleaning Rooms, Food Processing, Hospital Operating Rooms, Genetic Research, Nuclear ... , Equipment Intake/Exhaust Air, Gas Turbine Air Intake, High-Temperature Industrial, HVAC System, Paint Spray Booth, Prefiltration for HEPA Systems, etc ...