SC Boiler Installation Practice Questions - South Carolina Boiler Installation Contractor Examination Exam

Every boiler or modular boiler shall have a shutoff valve in the supply and return piping, except that shutoff valves are not required in a system having a single low-pressure steam boiler Shutoff valves are prohibited on any steam boiler return Only the supply connection needs a shutoff valve Multiple boilers may share one pair of isolation valves on the common header