| 摘要 |
<p>PURPOSE:To reduce the man-hours in execution of works, attain constant executional quality. enhance the heat-shutting effect of a roof part, and give the roof multiple design appearances. CONSTITUTION:A roofing structure consists of a plurality of roof units 12, each of which is composed of a roof frame 13 and a roof part 14 installed over the frame. The roof part 14 is composed of an acrylic steel plate (facial member) 15 positioned on the front of the roof and a PVC steel plate (rear member) positioned as confronting the plate 15 from below. Urethane foam (filler) 17 equipped with heat, insulation is encapsulated in the gap between the two steel plates 15, 16.</p> |
