Australian Capital Territory Consolidated Regulations

BOILERS AND PRESSURE VESSELS REGULATION 1954 - REG 9

If 2 or more boilers are connected to the same steam main, none of the boilers must be used or operated unless the outlet pipe from each boiler is fitted with—

        (a)     an efficient self-closing stop valve; or

        (b)     an efficient valve of the combined stop and non-return type; or

        (c)     an efficient stop valve having a separate non-return valve fitted to its outlet.