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Air Admittance Valve with DN40 Tee
Air Admittance Valve with DN40 Tee
Air admittance valve complete with a DN40 tee fitting for connection to compatible waste pipework. The integrated arrangement provides a compact way to introduce air admission at a branch.
Technical specifications
| HL article | HL904T |
|---|---|
| Application | Air admission for soil and waste drainage systems |
| Installation | Surface mounted |
| Material | Polypropylene (PP) |
| Connection | DN40 × 1½-inch tee |
| Air admission capacity | 5.5 l/s |
| Installation height | 130 mm |
| Product weight | 130 g |
| Standard / reference | EN 12380-A1 |
| Features | Integrated DN40 tee fitting; 1½-inch tee connection |
| Manufacturer | HL Hutterer & Lechner, Austria |
Models and official HL technical drawings
| Article code | Connection | HL specification and drawing |
|---|---|---|
| HL904T | DN40 × 1½-inch tee | 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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