The fixed frame of the fire door (1) may be made from a steel plate bent into a hollow L-shape and is closed by a welded seam. The mitered corners of the frame may be welded. The door frame has a horizontal lintel (6) and sill (12) and v... MEHRKENS DIETER - EP 被引量: ...
Firm connection with the wall below is achieved with cast site concrete, without additional formwork, and the whole sill height is statistically effective on connection with a window lintel underneath.
Grey Granite Lintel for Outdoor Window Surround, Find Details and Price about Window Cill Sill from Grey Granite Lintel for Outdoor Window Surround - Xiamen Shun Shun Stone Import & Export Co., Ltd.
Firm connection with the wall below is achieved with cast site concrete, without additional formwork, and the whole sill height is statistically effective on connection with a window lintel underneath.
Firm connection with the wall below is achieved with cast site concrete, without additional formwork, and the whole sill height is statistically effective on connection with a window lintel underneath.