Manhole cover 6 lug 4.5mm dish fitted with 32mm combined Vacuum/pressure and 110mm Emergency relief valves

The 6 Lug 4.5mm Manhole Cover is designed and manufactured to comply with the European Standard EN BS 14025, SANS 1518 and the ADR, for the application of transportation of hazardous goods by road. The AMF manhole cover is fitted with a single hinge and secured by six easy fastening eyebolts. Manhole covers can easily be opened to allow for top loading, internal tank cleaning and access to the compartment. The manhole cover is supplied with Hypalon or Viton seals and is fitted with an 110mm emergency, and 32mm combined vacuum / pressure relief valve for the transport of hazardous goods with low flash point and to regulate atmospheric pressure change.