This exam is required to be passed to obtain your State license. We stock all reference books in our online store. Shipping is always fast and affordable.
About This License
Residential plumbing and hydronic heating work includes the installation, alteration, or retrofitting of plumbing, fixtures, and water conditioners for a single-family dwelling or a duplex dwelling not exceeding three stories; hot water heating systems not exceeding 50 P.S.I. working pressure for a single family dwelling, or a duplex dwelling not exceeding three stories; existing plumbing systems, including fixtures, softener installation, and accessories; fuel gas piping downstream of the gas meter, or fuel tank and fuel oil piping for a single-family dwelling or a duplex dwelling not exceeding three stories; and lawn sprinkler systems that are connected to a potable water supply, including excavation and backfilling as necessary for proper installation of the system.