采光板在12m以内无需搭接,超过12m则需要搭接,搭接长度为200 - 400mm,搭接处施涂二道密封胶,横向搭胶不需收边,纵向彩钢板的搭接需看板型,普通压型钢板,一般不考虚做收边,直接将其与彩板用自攻钉固定,并施 涂密封封胶,咬合板则需做收边。采光板纵向长度方向搭接应设置在檀条附近.
Lighting board need not lap within 12m, but over 12m, it need lap. The lap length is 200 - 400mm. Two sealants are applied at the lap, and the horizontal lap does not need edge closure. The lap of longitudinal color steel plate needs Kanban shape and common profiled steel plate. Generally, it is not fabricated as edge closure. It is fixed with self-tapping nail directly with color plate and sealed with sealant, while the occlusion plate needs edge closure. Longitudinal length overlap of daylighting board should be set near sandalwood strip.