6 ft x 10 ft x 7 ft/1 in high O/S; 5 ft/4 in x 9 ft/4 in x 6 ft high I/S

4-inch thick concrete 6,000 psi walls and 8-inch thick roof
1/2 rebar on 12-inch center with 6 in x 6 in wire mesh
Unit comes with 12-inch wind turbine ventilation system
Steel door with triple lock system
1-inch thick Lexan glass window
1-in x 12-in Epoxy Bridge bolts to anchor bolts
F-5 Tornado Rated **50 Year Written Warranty
Free delivery up to 30 miles

Rock dig extra
Add $500 per extra window of 1-inch Lexan glass
Extra charges for carpet, benches, shelves, painting, etc.
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