A group of low pressure boilers, operating as a single unit with a common header and with no isolation valves, shall be considered as one unit for registration purposes only and tagged with one New Hampshire jurisdiction identification number.
N.H. Admin. Code § Lab 1203.01
(See Revision Note at chapter heading for Lab 1200) #5371, eff 4-10-92, EXPIRED: 4-10-98
New. #7210, eff 2-28-00; ss by #9076, eff 1-24-08