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HEPA & ULPA Equipment

MANN+HUMMEL Air Filtration Americas’ Microlock Series includes a full line of HEPA housings and holding frames including those used in containment applications. These housings and holding frames are designed for critical applications, applications that require containment of potentially hazardous materials, or applications where protection of maintenance personnel changing the air filters is needed. 


Microlock HEPA Holding Frame

  • Gasket or gel seal models available
  • Modular framing system with removeable swing arms
  • Heavy duty construction
  • 14 gauge stainless steel
  • Joints continuous welded

Microlock HEPA SA Bolt Lock Housings

  • HEPA housing with swing bolt locking mechanism
  • Available in gasket seal only
  • Pre-filter section
  • Durable construction
  • Custom configurations available

Microlock HEPA SA Crank Lock Housings

  • HEPA housing with crank lock mechanism
  • Available in gasket or gel seal
  • Heavy duty construction
  • Optional pre-filter section
  • Customer configurations available

Microlock HEPA Bag In/Bag Out

  • Designed for critical applications
  • Utilize bag-in/bag-out system to change filters
  • Available in gasket or gel seal
  • Available in 304L, 316 stainless or aluminized steel
  • Optional pre-filter section

Microlock Dampers

  • 12 gauge 304 stainless barrel
  • 16 gauge 304 stainless damper blades
  • All 300 series stainless components
  • Continuously welded construction
  • Available in standard sizes from 6” to 36” (ID)

Microlock Low Wall Return

  • Completely factory assembled
  • Housings are constructed of 14 and 11 gauge stainless steel.
  • Continuously welded construction
  • Available in half size and full size
  • Cosmetic access door