Horizontal, rigid polyurethane body with EVALON® flange, 125mm, complete with screw ring and flat grating
- Made of highly impact-resistant polypropylene (PP)
- On classic warm roofs, all standard vapour barriers can be flashed directly.
- Corresponding extension pieces are available in various lengths, depending on the thermal insulation thickness
alwitra® Rainwater Outlet Horizontal
The thermally insulated alwitra® rainwater outlet W (horizontal) ensures reliable connection between the waterproofing at cold or inverted roofs and horizontally installed drainage pipes.
Advantages
- W 125 for connecting to drainage pipes with socket DN 125 (OD 125 mm)
- W 75/110 with small overall height for connecting to drainage pipes with socket DN 70 (OD 75 mm) and - with included eccentric adapter 75/110 - to pipes DN 100 (OD 110 mm)
- A combined leaf guard / gravel stop is included.
Applications
- Cold and Warm Roofs
Product Details Back to top
Technical Drawings

Technical Data
| Class (leaf guard / gravel stop): | H 1.5 |
| Discharge: | Horizontal |
| Material: | Highly impact resistant PP |
| Colour: | Black (optional connecting flange in the colour of the waterproofing membrane) |
| Required roof opening: | W 125 190 x 280 mm W 75/110 190 x 250 mm |
| Min. Installation height: | W 125 approx. 200 mm W 75/110 approx. 110 mm |
| Outer diameter flange: | 290 mm |
| Number of screw holes in flange: | 3 |
| Ø of screw holes in flange: | 240 mm |
| Flange width: | Approx. 50 mm |
| Connection diameter: | W 125 125 mm (DN 125) W 75/110 75 mm (DN 70) 110 mm (DN 100) with included adapter 75/110 |
| Outer diameter of optional connecting flange: | 480 mm |


