In this article, unless the context otherwise requires:
1. "Solar contractor" means a contractor, as defined in section 32 1101, who installs, alters or repairs solar devices.
2. "Solar device" means a device for the use and application of solar energy incidental to:
(a) Boilers, steamfitting and process piping.
(c) Air conditioning or comfort heating and cooling systems.
(d) Hot water systems for residences and swimming pools.
(e) Solar daylighting by a device as defined in section 44 1761. 321170