Aluminum drain grate ORIGAL®

Aluminium gravel-protection strips and boxes Aluminium gravel-protection strip forming a boundary between zones of gravel and of planting on flat roofs, for the drainage of rainwater. Gravel-protection box (gravel stop) with aluminium grille to prevent gravel entering rainwater outlets or pipes on flat roofs protected with gravel. Supplied flat to save space, but, due to specific machining, fast and easy to assemble.