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8540 Series Pressure & Vacuum Relief Vent

Brand: Protectoseal Company
The Protectoseal Series 8540, End-of-Line Pressure / Vacuum Conservation Vent provides both pressure and vacuum relief to maintain tank’s vapor space within safe operating parameters.

Vent settings minimize loss of product. Under pressure venting conditions, tank vapors are expelled to atmosphere.
Features
  • Sizes 2" (DN 50) through 12" (DN 300) 
  • Settings achieved by weight loading 
  • Reduces costly evaporation losses 
  • Leakage rate of less than 1 SCFH of air at 90% of set point 
  • Patented, FEP Film “Air-Cushioned Seating” 
  • Low-leak pallet design - certified test reports 
  • Conforms to the latest ATEX Directive 
  • Factory tested / certified for leakage and correct settings 
  • Available in Aluminum, Ductile Iron, Stainless Steel, Carbon Steel, and Alloy C / C276
show more
The Protectoseal Series 8540, End-of-Line Pressure / Vacuum Conservation Vent provides both pressure and vacuum relief to maintain tank’s vapor space within safe operating parameters.

Vent settings minimize loss of product. Under pressure venting conditions, tank vapors are expelled to atmosphere.
Features
  • Sizes 2" (DN 50) through 12" (DN 300) 
  • Settings achieved by weight loading 
  • Reduces costly evaporation losses 
  • Leakage rate of less than 1 SCFH of air at 90% of set point 
  • Patented, FEP Film “Air-Cushioned Seating” 
  • Low-leak pallet design - certified test reports 
  • Conforms to the latest ATEX Directive 
  • Factory tested / certified for leakage and correct settings 
  • Available in Aluminum, Ductile Iron, Stainless Steel, Carbon Steel, and Alloy C / C276

Documentation