Pop-Top Type 200 & 250

Function
Protects vertical discharge stacks from entry of rain, snow, dirt, insects, etc.
  
Features
  • Lid automatically recloses after exhaust; lip overhangs pipe.
  • Spring on Type 250 (2"-12" sizes) absorbs lid momentum for high pressure or pop reliefs.
  • Self-locking set screw attaches Pop-Top to pipe.
  
Suggested Application
Pop-Tops are frequently applied where higher velocities and accelerations exist; and a self-closing type design in required.
  
Materials
  • Aluminium castings
  • Stainless steel fasteners
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