No bushings or cast iron fittings, except cast iron body stop cocks, may be used. No cement of any kind shall be used to repair faulty fittings. Provisions shall not be made for rubber hose connections, except for intermittently used appliances, such as Bunsen-type laboratory burners. Unions shall not be used in any lines, except to connect appliances, for which purpose the union shall be placed between the valve above the floor and the appliance. Right and left couplings shall be used in connecting lines. All gas appliances shall have a stop cock on the connection one inch above the floor and not more than five feet from the appliance. Pipe joint cement may be used on male threads only.
(Ord. 1116, passed 2-25-1957; Ord. 2382, passed - -1978)