Products

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.

C-3 & C-4 Crank Lock

Strong, durable and long-lasting, these C-3 and C-4 Crank Lock Side Access HEPA/ULPA Filter Housings are designed for use with a variety of HEPA filters. Each door allows access to up to four filters and prefilters for quick changeout.

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

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

Literature

Surelock_B_AFP-CS-114
1.16MB

Submittals

Surelock_B_Submittal
110.16KB

Industry Applications

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C-3 & C-4 Crank Lock

Surelock-B

Surelock-B

Surelock-B

Surelock-B

Industry Applications

Questions? We’re here to help.