The Cupa slate is cut into blocks and then hand-cleaved with hammer and chisel

provides less wind resistance

Type: Universal

D-ring på ryg og 2 loopstropper på bryst

Hårdhed: ca

Tagbrønd Ø75x1000 mm Alkorplan/Protan G lys grå O-ring Ø75x8 mm Tagprofiler The Cupa slate is cutRoof well vertical Dimension: 75x1000 mm mm O ring: 75x8 mm Material tube protection ring: Acid resistant steel AISI 316 Flange material: Stainless steel AISI 304 Membrane type: Alkorplan Protan G light grey Certification: TV Rheinland according to DS EN 1253 Roof drain is used for vertical drainage of a flat roof, with roofing felt or roofing foil. The roof well ensures a watertight connection between the roof surface and the downpipe under the roof