Products / Protectoseal
Vapor and flame control equipment
For over 100 years Protectoseal has made equipment that controls vapor emissions and protects low-pressure storage tanks, vessels and process equipment from fire and explosion. WNP supplies the range in Indonesia.
End-of-line and in-line deflagration arresters, and unstable detonation arresters with patented HEDS® technology.
AVC, EHB, ERB, ESA, EVA, EVB, SV, 670, 670E, 860 · LCA, LCB, LEA, LEB, DFC, MB-IB, 4950 · UCA, UCB, UEA, 25000, 26000, 35000, 36000RP
Pressure and vacuum relief that keeps tank vapor space within safe limits and cuts evaporation losses. Also with flame arrester, and in fiberglass or thermoplastic.
8540H, 5200G, 6240, 16240 · FAB Valve®, 830, 830E · 8740, 17800, 18540D
Release large vapor volumes during an external fire, mounted on tank manholes or vapor-space flanges.
ERV, 7800, 51700, 52600, 53300, 54000, 56000
Regulate blanketing gas, typically nitrogen, into the vapor space of storage tanks.
10 (2"), 20 (1"), 30 (½")
Gauge, sampling and thief hatches for access to the tank interior.
3908-SL, 4960D, 4980D, 4970D, 5960D
Tank air dryers, internal safety valve, overflow valve, water drain valve, rim vent and liquid level indicators.
780, PVC780, 3000, 7300D, 660, 4276, 40000, 41000
Options include PROSHIELD™ anti-buildup coating, PURE-TECH™ high-purity equipment, Pro-Monitor proximity switches and clamp-on steam jackets. Approvals vary by model (ATEX, UL, FM, USCG). Ask us to help with vent and flame arrester sizing.