Due to the VOC directive (RL 94/63/EC dated 12/20/1994) there is a Europe-wide limitation of emissions in the storage and loading of petrol fuels. It is ensured that no petrol vapour escapes to the atmosphere, from loading to the petrol station.
The components required for this were developed by Alfons Haar and were tested and certified by an independent institution (TUEV) for function and meeting legal specifications (VOC, ADR, Ex protection, EN standards).
Alfons Haar has all the fittings/valves for the various systems:
The following components are part of VOC system: