Yes as a conventional bomb shelter if you have a least 3 ft of dirt on top. Not for a nuclear event since air isnt filtered and door isn't air tight.
Price doesn't include install. There are 5 vents around the door.
Depends on how well they like each other.
Yes I think so.
60 inches long and 24 inches wide
It goes into the ground with no slab required. The contractor I found did place gravel under the shelter. The contractor had experience installing in ground pools which helped.
No but they may have a list of contractors that can install it.
No, it's a Faraday cage, the electricity will take the path of least resistance to ground. This means through the metal to ground.
There are no additional hookups in this model.