(1)A consumer may make a complaint in writing to the company that the gas supplied to him is below the standard of the specified calorific value or pressure or purity and the company shall, within forty-eight hours of the receipt of such complaint, test the calorific value or pressure or purity of the gas supplied in the presence of the consumer or his representative if the consumer so desires, and if the gas supplied is found below such standard taking into consideration the allowance specified shall restore the calorific value, pressure or-purity, as the case may be, to its standard within forty-eight hours of such testing or within such longer period as the Inspector may allow.
