Yup, this is one good place to fill up on info. I did atttempt to cover myself on both of these "unique" systems in my report by pointing out that they were indeed unusual and, by select language, I just slightly avoided excluding them altogether. I recommended in both cases to consult with lic. electrician and lic. plumber. And I thank you Kurt, for the heads up on asbestos tile. Made mention of it in the report and at the inspection. and thank you James for the encouragement. "It's not our differences that divide us, it's our inability to recognize, accept, and celebrate those differences."