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HL710.1 Series — Anti-Flood Valve with Manual Shut-Off
HL710.1 Series — Anti-Flood Valve with Manual Shut-Off
HL automatic backflow valve with a stainless-steel flap, cleaning access and an additional manual shut-off, available from DN110 to DN200.
Technical specifications
| Application | Automatic Backflow Valves |
|---|---|
| HL article codes | HL710.1, HL712.1, HL715.1, HL720.1 |
| Nominal connection | DN110, DN125, DN160, DN200 |
| Body material | ABS |
| EN 13564 backflow classification | Type 1 |
| Valve configuration | Automatic stainless-steel flap and manual shut-off |
| Manufacturer | HL Hutterer & Lechner, Austria |
Models and official HL technical drawings
| Article code | Connection / variant | HL specification and drawing |
|---|---|---|
| HL710.1 | DN110 | Official HL product page | Technical drawing (PDF) |
| HL712.1 | DN125 | Official HL product page | Technical drawing (PDF) |
| HL715.1 | DN160 | Official HL product page | Technical drawing (PDF) |
| HL720.1 | DN200 | Official HL product page | 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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