- As breather/venting safety device for small tank facilities, explosion proof for flammable fluids of explosion group IIB3 with a gap width (NSW) ≥ 0.65 mm and an maximum operating temperature of 60 °C.
- This device is not permitted to be installed in enclosed areas.
- Structure on storage tanks, tank covers or at the end of ventilation pipes.
- The end armature prevents passage of flame into the tank.
- The gases enter the storage medium unimpeded into the atmosphere.