| a (mm) | b (mm) | Bridging of thermal insulation min. (mm) | Bridging of thermal insulation max. (mm) |
|---|---|---|---|
| 400 | 119 | 80 | 300 |
SitaMulti extension unit, made of cast iron, material EN-GJL-200, to DIN EN 1253-2, for SitaMulti roof outlet. With drilled holes to secure the extension unit in the substructure, with weepholes, two sealing sleeves, six inserted stainless steel M12 threaded rods, washers, brass hexagon nuts and caps, with loose-fixed flange for clamping bitumen, plastic or EPDM roofing membranes, complete including multi-lip angled sealing ring for backflow protection, supply and install to professional standards.
| SitaMulti | Article no. | |||
|---|---|---|---|---|
Screw-on flange Extension unit | ||||
| 400 mm | Screw-on flange | 402799 | Show product |
