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.

C-3 & C-4 Crank Lock

Features

Stainless steel filter locking mechanism for strength, durability and long-term integrity
Access for up to four filters and prefilters wide per door for quick filter changeout
Double pin hinges; doors make level contact with the door gasket for a uniformly tight seal
Can hold either gasket-seal (C-3) or gel-seal (C-4) filters
Galvanized steel or stainless steel construction available

Literature

C3_C4_Crank_Lock_HEPA_Housings_CSP-1-101
359.75KB

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Products

C-3 & C-4 Crank Lock

Surelock-B

C-3 & C-4 Crank Lock

C-3 & C-4 Crank Lock

C-3 & C-4 Crank Lock

Industry Applications

Questions? We’re here to help.