| 摘要 |
PCT No. PCT/GB83/00020 Sec. 371 Date Sep. 26, 1983 Sec. 102(e) Date Sep. 26, 1983 PCT Filed Jan. 31, 1983 PCT Pub. No. WO83/02636 PCT Pub. Date Aug. 4, 1983.A soffit system for a roof is disclosed which has a plastic fascia sheet and a soffit board formed of asbestos material. The soffit board has a longitudinal groove which forms a snap fit with the fascia and a rear edge of the soffit board rests on an upper portion of the wall. Adjacent soffit boards are joined by a ventilator panel which has an inner region with ventilation slots which is upwardly recessed from a peripheral region provided with grooves to engage the soffit boards. |
