| 摘要 |
FIELD: construction. ^ SUBSTANCE: casement window or a frame for a heat-resistant window or a heat-resistant door comprise at least four section bars with hollow chambers made on the basis of PVC-U, a heat-resistant insert installed in the casement window or the frame, accordingly, heat-resistant inserts-glasing, section bars with hollow chambers made on the basis of PVC-U, metal reinforcement elements arranged in hollow chambers. The heat-resistant insert is arranged at all four sides outside and/or inside along the edge with the help of a continuous metal location element passing along the whole corresponding side. Location elements are connected with according metal reinforcement elements available in chambers of section bars reinforcement with hollow chambers. ^ EFFECT: invention makes it possible to increase windows strength. ^ 4 cl, 4 dwg |
