Membrane pressure relief valves

Safety valve with confined exhaust outlet for silos pressure control.

Overpressure intervention values between 300 and 1000 mm H2O. Intervention values in depression between -50 H2O. Standard calibration values -20 / 500 mm H2O.

Cylindrical metal body in carbon steel or stainless steel 304, external diameter 273 mm, technopolymer body SINT, rain cover; with clamp connection for connection to the silo and with a vent pipe for connection to a duct.

Elastic diaphragm capable of restoring normal conditions instantly, counterweight kit to keep the valve closed in normal conditions.