KANALPLATE MED ENDELUKKING

摘要

PCT No. PCT/NO83/00047 Sec. 371 Date Jul. 3, 1984 Sec. 102(e) Date Jul. 3, 1984 PCT Filed Nov. 4, 1983 PCT Pub. No. WO84/01687 PCT Pub. Date May 10, 1984.A double-walled panel of transparent synthetic material for use in greenhouses and for similar purposes has opposite open ends closed by flanges. Before closing the ends, internal rib walls are recessed in such a way that transverse connections are formed in the closed double-walled panel through the rib walls, and through which a liquid medium may be distributed to individual channels of the double-walled panel.