Sprængsningstryk: 25 bar

The grout is easy to work with and has high climatic resistance

Spring-loaded locking pawl locks the legs firmly when set up and is easy to pull out again when folded - which means that it takes up minimal space when folded

O-ring: Ø50x8 mm

Tagbrønd Ø75x250 mm Alkortop/BauderThermoplan O-ring Ø75x8 mm VM Zinc bøjninger Sprængsningstryk: 25 barRoof well vertical Dimension: 75x250 mm mm O ring: 75x8 mm Material tube protection ring: Acid resistant steel AISI 316 Flange material: Stainless steel AISI 304 Membrane type: Alkortop BauderThermoplan 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