This is absolute nonsense. Just turn off the damn valve. |
Link to this magical device? |
Here is one example— https://www.pcmag.com/reviews/flo-by-moen-smart-water-shutoff |
| We have a gas hot water heater, so if we turn the water off and it leaks (which is not a huge problem in itself as it's in our unfinished basement) that presents a huge fire hazard. |
I wouldn't trust my house to that. |