BYGGNADSELEMENT MED INRE RORSLINGA

摘要

A plurality of structural unit bodies are utilized to construct a structure by suitably assembling the unit bodies. Each structural unit body comprises an outer flange and an inner flange extending from one end edge and the other end edge respectively of a box-shaped frame. A stuffed box is secured to the surface of the inner flange and the stuffed box is in the form of a flat box made of a dampproof material. The stuffed box is covered on the outside with a metal net-like material and has disposed therein a pipe capable of passing fluid therethrough. The box is stuffed with noncombustible materials. The upper portion of the middle section of the frame, the inside flange surface and the entire surface of the stuffed box is plastered or covered with mortar whereby there is formed a circumferential groove between the outer flange and the underside of the mortar.