| 摘要 |
<p>Flood-prevention impermeable sealing system for placing on doors and windows of garages, dwellings, sheds, commercial premises, etc. Said system is composed of metal profile sections with pressure closures and lateral guides via which ascends (in the case of doors) or descends (in the case of windows) an impermeable elastic sheet that emerges from our roll-up system with automatic retraction.</p> |
