5,871 views
A viewer's idea was to test a thermal camera, and that's fine because there's a need to measure the water circulation in the hall, the floor temperature, and whether there are any large leaks in the hall walls. I got a Vevor thermal camera for test use and let's see what it reveals, and what it can examine with this first batch. https://s.vevor.com/bfRuKu I also found the sale code: VV2324