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The Ottone HW 25 DHW expansion vessel with a 25 l capacity is designed for domestic hot water systems. It features a maximum operating pressure of 10 bar, a pre-charge pressure of 3.5 bar, and a 3/4 inch connection.
The Ottone HW 25 DHW expansion vessel is a 25 l capacity component equipped with a standard 3/4 inch connection. The component is designed to stabilize pressure in domestic hot water systems where the maximum operating pressure reaches 10 bar. A non-replaceable EPDM membrane is placed inside, while the flange is made of stainless steel. The tank supports an operating temperature range from -10 to +100 °C.
| Model | HW 25 |
| Vessel capacity | 25 l |
| Connection diameter | 3/4 inch |
| Diameter | 290 mm |
| Height | 460 mm |
| Operating temperature range | -10 +100 °C |
| Max. operating pressure | 10 bar |
| Pre-charge pressure | 3.5 bar |
| Membrane type | EPDM (non-replaceable) |
| Flange material | stainless steel |
| Weight | 7 kg |
| Length | 290 mm |
| Width | 290 mm |
DHW expansion vessel HW 25L, 3/4 inch connection — B2B wholesale prices for installers and contractors. Check availability and terms of cooperation: contact us.
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