aggressive & corrosive chemicals

LiquiLevel SG Tubular Level Gauges offer a cost-effective solution of visual level indication for chemical and process tanks. The LiquiLevel SG gauge requires a toughened continuous section of borosilicate glass (customer to source unless specified otherwise) tube installed at the top and bottom diaphragm valve. The connection between the glass and the valve is sealed with Teflon. The process connection on these diaphragm isolation valves is available with an option of the various flange sizes.

  • Recommended for virtually any liquid including acids, alkali, and other aggressive corrosive fluids.
  • Valve Body option of CPVC, Polypropylene, and PVDF.
  • Simple to install, maintain and operate.
  • DN15, DN20, DN25, DN40 & DN50 Flange Process connection.
  • Maximum level indication of 1500mm (4’ 11”)
  • Designed for use with both 20mm borosilicate glass (Recommended) 
  • Temperature range: CPVC. 0° - 60° C (32° - 140° F) PP. -10° - 95° C (14° - 203° F) and PVDF. -20° - 140° C (-4° - 284° F)
  • Diaphragm material: EPDM/viton


3 products