§ 13.04.320 RELIEF VALVE REQUIRED.
   As a protection to the customer's plumbing system, a suitable pressure relief valve shall be installed and maintained by the customer, at the customer's expense, when check valves or other protective devices are used. The relief valve shall be installed between the check valves and the water heater.
(`83 Code, § 13.04.320) (Ord. 80-16 (part), 1980; Ord. 82-21 (part), 1982)