The FF800, Tornado Resistant four-fold door system has been designed for, tested & passed ICC-500 & FEMA 361 storm shelter requirements. Watch the video here!

Made with a heavier construction than the standard four-fold door system, the FF800 is built to withstand 100mph impacts. It is made with 3/16" tubing and 12-gauge sheeting, reinforced window frames and 1 1/4" impact glass. A power or manual operated cremone lock secures the door. The FF800 is available with either no windows or with up to four (4) 12" x 12" windows.