65mm flanged combined Vacuum/Pressure relief valve

The objective of the combined vacuum/pressure relief valve is designed to protect tanks against accidental overpressure or excessive vacuum. This relief valve was designed and manufactured as per SANS and ADR requirements and meets all stringent Type and Drop Tests. The relief valve can be fitted either directly to the road tanker or an AMF manhole cover, as well as other types of vessels and storage units by means of a 124 PCD weld-in flange. The internal springs are available in SS 302 UNCOATED. Also available with SS 302 ECTPE COATED springs which is ideal for sulphuric acid applications.