Comprehensive course for the CSLB trade exam.

According to the CSLB: California Code of Regulations Title 16, Division 8, Article 3. Classifications A water conditioning contractor installs water conditioning equipment with the use of only such pipe and fittings as are necessary to connect the water conditioning equipment to the water supply system and to by-pass all those parts of the water supply system within the premises from which conditioned water is to be excluded. Authority cited: Sections 7008 and 7059, Reference: Sections 7058 and 7059 (Business and Professions Code).