| Document | Action |
|---|---|
| Technical data | |
| Technical data PDF | Download |
Zilmet Zilflex H UR0353509CS0000 - Expansion Vessel (35L)
Price excl. VAT€ 78,40Price incl. VAT€ 94,86
Another 1 In stock
Compact 35L expansion vessel with 1.5 bar preset pressure and 3/4" connection. Suitable for heating circuits.
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Other variants
- 35L Zilflex H-series vessel
- 1.5 bar preset pressure / 4 bar max working pressure
- 3/4" threaded connection
- Compliant with EN 13831 & EN 12828
- –10 °C to +110 °C range
- Compact dimensions (Ø 290 mm, height 400 mm)
- Durable red steel body
Reliable pressure control for heating systems
The Zilmet Zilflex H UR0353509CS0000 (35L) expansion vessel stabilises pressure fluctuations in closed heating circuits, improving system efficiency and reducing mechanical stress.
Zilflex H construction for long service life
Built with a fixed diaphragm and red-coated steel body, the Zilflex H range is designed for durability and stable thermal performance.
Certified performance
With a 1.5 bar preset pressure and 4 bar max working pressure, this vessel meets EN 13831 and EN 12828.
Compact and easy to integrate
Its compact Ø 405 mm × 400 mm design makes it ideal for tight plant rooms. The 3/4" connection ensures compatibility with standard system fittings found under connection materials.
Suitable for boilers and hybrid systems
The vessel pairs perfectly with components from heat pumps and buffer tanks for hybrid or traditional heating systems.
Need help with sizing? Hewa provides full technical support.
| Generals | |
|---|---|
| Item number | 320935 |
| EAN Code | 8721082877732 |
| Price excl. VAT | € 78,40 |
| Price incl. VAT | € 94,86 |
| Sizes ((LxWxH):) | 40 x 40 x 40 cm |
| Specification list | |
| Connection | G 3/4" M GAS (ISO 228/1) |
| Voordruk [bar] | 1.5 bar (range 0.5–3.5 bar) |
| Max. pressure | 4 bar |
| Werktemperatuur [°C] | –10 °C to +110 °C |
| Diameter | 405 mm |
| Height | 400 mm |
| Weight | 11 kg |
| Diaphragm | fixed |
| Casing material | galvanised carbon steel |
| PED category | I |
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