The report covers the water supply system, the water heating system and the drainage system. The piping materials and their installation is important to know of course. Is old galvanized piping leaking or corroding and will it have to be replaced soon. Is the water supply entering the older home in a lead pipe that needs to be up-graded. Where is the shut off valve and water meter. Are modern P-traps installed on all the drains is are old S-traps still being used that could cause future problems. A home report covers all of the piping and fixtures used in the plumbing system. we check to make sure that there is good water pressure to all fixtures. We check to make sure the drains are clearing the water and not leaking.