Largest horizontal roller shutter

According to Official Guinness Records,

The largest horizontal roller shutter measures 69.29 m² (745 ft² 121 in²) and was achieved by Yokobiki SR Co., Ltd. and Metropolitan Intercity Railway Company (both Japan) in Tsukubamirai, Ibaraki, Japan, on 29 September 2017.The shutter is installed at a train maintenance facility, in order to protect mechanics from falling.

For a complete list of 2017 records, please visit 2017 Guinness Records in Japan.

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