Rotationally Molded Storm Shelter Install Video

  • Rotationally Molded Underground Storm Shelter Install Video

    Watch in the video above as America's leading underground storm shelter is installed completely in as little as 2 hours! The durable, rotationally molded construction will offer protection for multiple generations to come! Offering the longest lasting, usable life span of any tornado shelter on the planet. Provide your family near absolute tornado & storm protection with the Granger ISS!

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