Sentry Air Systems, Inc. is a Houston-based manufacturer of high-quality floor, benchtop, mounted and portable air purification devices. We manufacture a line of quiet, compact, patented air cleaners that offers simple air quality solutions for many laboratory, pharmaceutical, welding, soldering, and manufacturing operations. We offer several types of filter media, including: HEPA, ULPA , Activated Carbon, Acid Gas, and specialty blended filters. Sentry Air Systems is proud to have worked with and supplied air purification systems to government, space aeronautics, education, welding, environmental protection, computer technology, medical, pharmaceutical, construction, entertainment industries. Specialties Industrial Air Cleaning, Fume Extraction, Chemical Fume Control, Mist Collection, Ductless Fume Hoods, Custom Fume Hoods, Exhaust Hoods, Portable Clean Rooms, Solder Fume Control, Laboratory Fume Solutions, Spray & Paint Booths, Welding Fume Control, Air Quality