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Components and accessories to meet your special application requirements.

This flap style explosion isolation valve is a NFPA 69 compliant passive flap style isolation valve.
  • For metallic and non-metallic dusts
  • Automatic locking of the valve in the closed position in the event of an explosion.
Atmosphere Explosive (ATEX) Valves
Unit of Measure
Items Atmosphere Explosive (ATEX) Valves
NRVH07
7 Inch (in) Diameter Atmosphere Explosible (ATEX) Valve
Atmosphere Explosive (ATEX) Valves
NRVH08
8 Inch (in) Diameter Atmosphere Explosible (ATEX) Valve
Atmosphere Explosive (ATEX) Valves
NRVH09
9 Inch (in) Diameter Atmosphere Explosible (ATEX) Valve
Atmosphere Explosive (ATEX) Valves
NRVH10
10 Inch (in) Diameter Atmosphere Explosible (ATEX) Valve
Atmosphere Explosive (ATEX) Valves
NRVH11
11 Inch (in) Diameter Atmosphere Explosible (ATEX) Valve
Description N/A Components and accessories to meet your special application requirements.

This flap style explosion isolation valve is a NFPA 69 compliant passive flap style isolation valve.
  • For metallic and non-metallic dusts
  • Automatic locking of the valve in the closed position in the event of an explosion.
Diameter N/A 7 in N/A 8 in N/A 9 in N/A 10 in N/A 11 in
Maximum Reduced Pressure After Venting (Pred) N/A 0.50 bar
Maximum Deflagration Index (Kst) N/A 400 bar.m/s
Materials N/A Available in Galvanized or SS Steel
Finish N/A Painted
Options/Info N/A Control Panel for Sensor Power and Integration Dust Buildup Sensor Fan Lock Out Micro-switch Shut Down System
Industry Standards/Certifications N/A Atmosphere Explosible (ATEX) European Norms (EN 16447) National Fire Protection Association (NPFA 69)