About The Inground Safety Shelter

Tornados are a natural devestation that claims tens of billions of dollars of year in damage. This, is due to an increasing number of Tornadoes each year. Statistics show, than a year with an average of 1,000 Tornadoes would resemble a "slow season". Typically, the United States sees an average of nearly 1500 fatalities per year due to Tornado destruction.

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FEMA (Federal Emergency Management Agency) describes a tornado as "natures most violent storms". Spawned from powerful thunderstorms, tornadoes can cause fatalities and devastate a neighborhood in seconds. A tornado appears as a rotating, funnel-shaped cloud that extends from a thunderstorm to the ground with whirling winds that can reach 300 miles per hour. Damage paths can be in excess of one mile wide and 50 miles long. Every state is at some risk from this hazard¹. NOAA (National Oceanic and Atmospheric Administration)

The Door to Safety

In an emergency when seconds count, the security door on the Inground Safety Shelter is extremely easy to use. The gas-assisted shock makes opening and closing the security door simple, something that nearly anyone can do. Once you and your family is in the shelter, you can lock all (3) locks to secure the door down. Wait the emergency situation out, then safely exit the shelter.

Tornadoes are measured in the "Fujita Scale" (or F-Scale). Commonly referred to as an "F1, F2, F3, etc.", the scale rates Tornadoes on intensity, based on the damage that is inflicted upon human-built structures and vegetation. The official scale is determined by meteorologists and engineers after a ground and/or aerial damage survey; contingent upon the circumstances, ground swirl patterns (cycloidal marks), radar tracking, eye witness statements, media reports and damage imagery, as well as photogrammetry/videogrammetry if motion picture recording is available. Even though each Fujita Scale damage level is associated with a speed of wind (mph), the Fujita scale is a damage scale and the wind speeds that are associated with the damage listed are unverified. Listed below are the Fujita categories of Tornadoes and their associated, estimated wind speeds.

F Number Fastest 1/4-mile (mph) 3 Second Gust (mph)
0 40-72 45-78
1 73-112 79-117
2 113-157 118-161
3 158-207 162-209
4 208-260 210-261
5 261-318 262-317
Video below is the door being impact tested at Texas Tech Univ. Wind Lab, simulating debris in an F5 Tornado

Improve Your Families Safety with a Safe Room