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Vertical Balcony and Terrace Drain with Frost-Proof Flap Seal
Vertical Balcony and Terrace Drain with Frost-Proof Flap Seal
Vertical balcony and terrace drain with a waterproofing flange, frost- and drought-proof flap seal and height-adjustable grate frame (12–70 mm). Includes a stainless-steel grate and construction cover.
Technical specifications
- HL model: HL310N.2
- Application: Balcony and terrace drainage
- Outlet orientation: Vertical
- Outlet sizes: DN50 / DN75 / DN110
- Body and component materials: PE; stainless steel
- Waterproofing connection: Flanged
- Grate / cover: Stainless steel, 115 × 115 mm; frame 123 × 123 mm
- Trap / seal: Frost- and drought-proof flap seal
- Flow capacity: 0.85 l/s
- Installation height: 158 mm
- Load class: K3 – 300 kg
- Standard: EN 1253
- Manufacturer: HL Hutterer & Lechner, Austria
Models and official HL technical drawings
| Article code | Outlet | HL specification and drawing |
|---|---|---|
| HL310N.2 | DN50 / DN75 / DN110 | 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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