America's leading Storm Shelters
Do you have a safe place to provide your family near absolute Tornado and Storm protection? The Granger ISS Storm Shelter offers near absolute tornado and inclement weather protection for your family. Provide your family with industry leading Tornado and Storm protection.
Industry leading design
The Granger ISS Storm Shelter features a patented reverse taper design. Industry leadijng design allows for easy installs that do not require an anchoring system.
Near absolute protection
Exceeds applicapable FEMA 320, FEMA 361 and ICC 500 standards of quality and safety for Tornado Shelters and Storm Shelters. Underground safe and sound.
Longest usable lifespan
With scientific data proving that the half life of other competing storm shelter materials such as steel, fiberglass and concrete have a half life typically in the dozens of years, the Granger ISS Storm Shelter will be around for 1,000+ years!
Near absolute Tornado Protection, Industry leading features
Our Storm Shelter Features:
- Double Wall Construction
- Structural Foam filled
- Exceeds FEMA 320 & ICC 500 standards
- 1,000+ year lifespan
- Premium Standard Features
- LIfetime Warranty
- Learn more about Storm Shelter Features
Sample of Our Storm Shelter Clients
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Tennessee
Existing business exterior installation
Illinois
Existing industrial exterior installation
Oklahoma
Existing residential exterior installation
Texas
New residential interior installation
