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Adjustable Ball-Joint Roof Drain with Bitumen Membrane
Adjustable Ball-Joint Roof Drain with Bitumen Membrane
Adjustable Ball-Joint Roof Drain with Bitumen Membrane is designed for gravity drainage of flat roofs, with a adjustable ball-joint outlet and factory-attached bitumen membrane for connection to bituminous roof waterproofing. The adjustable ball-joint outlet can be positioned for vertical or horizontal drainage. Supplied with a leaf strainer or grate and a construction protection cover.
Technical specifications
- Drainage system: Gravity drainage
- Outlet orientation: Adjustable Ball-Joint
- Available outlets: DN50/DN75
- Waterproofing connection: Bitumen Membrane
- Manufacturer: HL Hutterer & Lechner, Austria
- Connection: Adjustable ball-joint outlet
Models and official HL technical drawings
| Article code | Outlet | HL specification and drawing |
|---|---|---|
| HL80.3H | DN50/DN75 | Official specs & drawing downloads | Technical drawing PDF |
Refer to the linked HL product pages for model-specific dimensions, rated flow capacities, and PDF technical drawings.
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