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Henry Packless Stop Valves


Henry Technologies packless valves are used in a variety of air Conditioning and refrigeration applications for isolating, flow control, charging and purging purposes.

The valves are suitable for HCFC and HFC refrigerants, along with their associated oils. The 2100B & 2111B series are suitable for HCFC, HFC and CO2 refrigerants along with their associated oils.

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Product Details

Main Features 

  • Robust design
  • Compact
  • Heat stabilised nylon seat ring for positive shut-off
  • Positive back-seating with valve in open position
  • Raised seat reduces debris induced sealing issues
  • Large diameter diaphragm for greater lift, better flow and longer life
  • Hermetic seal between bonnet, diaphragms and body
  • Suitable for vacuum applications

Materials of Construction 2100B & 2111B series

The valve body, upper stem and bonnet are made from brass. The lower stem/seat ring is made from nylon and the diaphragm is made from stainless steel. the valve spring is made from stainless steel. The hand-wheel is made from moulded plastic.

Download Data Sheet PDF