| prov:value
| - CA and RA - A class B air-conditioning contractor means a contractor whose services are limited to 25 tons of cooling and 500,000 BTU of heating in any one system in the execution of contracts requiring the experience, knowledge, and skill to install, maintain, repair, fabricate, alter, extend, or design central air-conditioning, refrigeration, heating, and ventilating systems, including duct wo
|