

A.S EXTENSION CO.,LTD.
高速シートシャッター(門番)High speed Sheet shutter [Monban] | Manufacturer: Komatsu Electric Industry Co., Ltd. |


The high-speed sheet shutter "MONBAN" dramatically improves insect control, dust protection, and cold prevention by being installed at factory entrances, exits, and internal partitions, thanks to its high airtightness and rapid opening/closing speed.
It is effective in improving quality and enhancing
the workplace environment. It promotes
CO2 reduction through energy saving.
It is utilized for quality and environmental improvements in various industries,
including food processing plants.
● Foreign matter contamination prevention, insect control, and dust protection |
● Temperature control |
● Improved work efficiency through high-speed automatic opening and closing |
● Energy saving and improved air conditioning effectiveness |
● Wind protection, moisture protection, and cold protection |
● Non-contact automatic opening and closing via sensor |
The fastest lifting speed in the industry (3.2 m/s)
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Pipe Type resistant to wind and differential pressure
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Compatible with -25℃ to 5℃ equipped with a defrost function
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Opened and closed by air pressure (pneumatically), without using electricity.
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No sub-structure required and short installation time |
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| Komatsu Electric Industry Co., Ltd.'s high-speed sheet shutter (MONBAN) was featured in the media. |


