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| 1200 High speed door  The Crawford 1200 High speed door is designed for medium sized inside door openings with wind loads up to 11 m/s and where high visibility is required. The door leaf of Crawford 1200 High speed door is made of 1.5 mm thick PVC which is fully transparent except for the warning stripes made of reinforced vinyl. The transparency provides excellent visibility, contributing to a safe working environment. The door leaf has integrated aluminum ribs, giving resistance to air pressure and moderate wind forces. All panels are replaceable.write your comments about the article :: © 2010 Construction News :: home page |