Description
The Protectoseal Series 16240, Vacuum Relief Vent provides vacuum relief to maintain tank’s vapor space within safe operating parameters. 
Vent is designed to be mounted to a horizontally positioned pipe flange.
Features- Sizes 2" (DN 50) through 14" (DN 350)
 - 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
 
Specifications
Specifications
Brand
Approvals & Certifications
- ATEX
 
Enclosure, Body Material
- 316 Stainless Steel
 - Alloy C-276 or Hastelloy
 - Aluminum 356
 - Cast Steel
 - Ductile Iron
 
Flange Size - 10” (DN 250)
- 10" (DN 250) - 125# (Flat Face)
 - 10" (DN 250) - 150# (Raised Face)
 - 10" (DN 250) - PN 16
 
Flange Size - 12” (DN 300)
- 12" (DN 300) - 125# (Flat Face)
 - 12" (DN 300) - 150# (Raised Face)
 - 12" (DN 300) - PN 16
 
Flange Size - 14” (DN 350)
- 14" (DN 350) - 125# (Flat Face)
 - 14" (DN 350) - 150# (Raised Face)
 - 14" (DN 350) - PN 16
 
Flange Size - 2” (DN 50)
- 2" (DN 50) - 125# (Flat Face)
 - 2" (DN 50) - 150# (Raised Face)
 - 2" (DN 50) - PN 16
 
Flange Size - 3” (DN 80)
- 3" (DN 80) - 125# (Flat Face)
 - 3" (DN 80) - 150# (Raised Face)
 - 3" (DN 80) - PN 16
 
Flange Size - 4” (DN 100)
- 4" (DN 100) - 125# (Flat Face)
 - 4" (DN 100) - 150# (Raised Face)
 - 4" (DN 100) - PN 16
 
Flange Size - 6” (DN 150)
- 6" (DN 150) - 125# (Flat Face)
 - 6" (DN 150) - 150# (Raised Face)
 - 6" (DN 150) - PN 16
 
Flange Size - 8” (DN 200)
- 8" (DN 200) - 125# (Flat Face)
 - 8" (DN 200) - 150# (Raised Face)
 - 8" (DN 200) - PN 16