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- – Mechanical strength 2.5 times that of steel
- – Design according to BS EN124 standard in classes D400, C250, B125, A15
- – Load bearing capacity from 1.5 to 40 tons depending on the valve class
- – Anti-theft
- – Anti-slip (according to national standard INSO14976 and international standard BS EN124)
- – Electricity and heat insulation
- – Equipped with unique locks and wrenches to prevent unauthorized access
- – No noise pollution caused by passing vehicles through the hatch
- – Possibility of opening the valve by only one person
- – Possibility of passing electromagnetic signals through the valve
- – Can be installed and operated in the temperature range of -50 to 220 degrees Celsius
- – Shelf life over 40 years
- – Resistance to moisture and a variety of chemicals
- – UV resistant
- – Possibility of the degree of the logo and other information of the employer on the valve
- – In two sizes with diameters of 20 and 60 cm