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  • Composite Manhole Valve

    • – 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