"Fittings" means all components and materials used to connect pipes to each other or to a tank or dispenser, including but not limited to valves, elbows, joints, flanges, flexible connectors, gaskets, and sealants.
N.H. Admin. Code § Env-Or 302.19
(See Revision Note at chapter heading for Env-Or 300) #10487, eff 2-7-14