Nuclear, EMP and Tornado shelters protecting 1 to 1,000 underground capable of protecting from nuclear explosion overpressure and radiation of 2 1 KT bombs .9 mi. from ground zero and 350 mph windows greater than an F5 tornado.
Nuclear, EMP and Tornado shelters protecting 1 to 1,000 underground capable of protecting from nuclear explosion overpressure and radiation of 2 1 KT bombs .9 mi. from ground zero and 350 mph windows greater than an F5 tornado.