The plumber has completed laying down the in-floor heating pipes. There are 8 zones:
Since there are so many photos documenting all of this plumbing, this page has to be done differently. By clicking on the various rooms in the floor plans below, you can go to the photos for that room. The Grotto and Lower level mechanical room don’t have any in-floor heat. That’s because they don’t have any windows and all the in-floor heat supply and return lines run thru their ceilings. Therefore they do have documentation photos.