R-8.9, sealed with a rubber gasket and built with insulation between boards to help save energy
Certified for 60-minutes fire resistance by ASTM E119
Certified for 60-minutes fire resistance by NFPA 288
350 lbs. maximum load capacity
Durable 3-section steel construction with an appealing finish
Non-slip treads and rubber ends on the rails promote safe usage
Adjusts for ceiling heights from 8 ft. 1 in. to 10 ft. 1 in.
Door is balanced to open and close with no sudden movements
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