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American Air Filter International
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We offer clarity in the quest for cleaner air. AAF provides trusted products that are the result of more than 100 years of experience and innovation in commercial air filtration. Browse these categories to find advanced solutions to meet your clean air challenges.

Surelock-B

Surelock-B

Surelock-B side-access HEPA filter housings are all-welded flanged units with hinged or removable doors for easy service. They're suitable for installation on the downsteam side of an air-handling unit. The housings are designed to accept all gasket-seal HEPA filters with leak-tight, metal-to-metal joints.

Surelock-B

Surelock-B side-access HEPA filter housings are all-welded flanged units with hinged or removable doors for easy service. They're suitable for installation on the downsteam side of an air-handling unit. The housings are designed to accept all gasket-seal HEPA filters with leak-tight, metal-to-metal joints.

Features
  • All metal-to-metal joints are welded for leak-tightness at +8" w.g. internal pressure
  • Positive-pressure adjustable door latches create an air-tight seal
  • 14 ga. galvanized steel construction standard or 304 stainless steel construction available
  • Spring-loaded swing-arm assemblies hold 12 in.deep HEPA filters to sealing surface
  • Assemblies for 6 in.deep fully gasketed HEPA filters available
  • Double-walled insulation on doors only or entire housing
  • Access doors are hinged/removable for easy service
  • 2" prefilter tracks standard, 4" tracks available
  • Prefilter tracks and doors are fully gasketed

Industry Applications

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