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Original price was: £378.00.£99.99Current price is: £99.99.
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Wolf CGB 2K-20 gas condensing combi boiler 8615011
- Regulation not included in the scope of delivery
- for heating and hot water
- Combustion chamber closed
- for room air dependent and room air independent operation
- Standard efficiency up to 110% (Hi)/99% (Hs)
- Premix burner for natural gas E, LL and LPG
- Infinitely modulating heat output from 1.8 kW
- with expansion tank as standard
- modulating high-efficiency pump and 3-way valve
- coated heating water heat exchanger Wolf ALUPro
- Efficient combustion technology through gas-adaptive, self-calibrating combustion control with automatic adjustment to the gas quality
- automatic CO2 setting through self-calibrating combustion air control for extremely low pollutant emissions
- no overflow valve
- no return temperature increase
- Please order control 2745304 separately – not included in delivery
- Warning: Gas appliances may only be installed by qualified personnel!
| Nominal output 80-60 ° C | 22.2 kW, 27.1kW |
|---|---|
| Return connection | External thread cylindrical BSPP (ISO 228-1) |
| performance 6 | 790 |
| Nominal feed diameter | 3/4 inch |
| Nominal return diameter | 3/4 inch |
| Nominal diameter cold water connection | 3/4 inch |
| rated voltage | 0 – 230V |
| Max. Inlet temperature (working temperature) | 90°C |
| Suitable for propane | Yes |
| Suitable for natural gas | Yes |
| Energy efficiency in hot water preparation (Nwh) | 85% |
| Material heat exchanger | aluminum |
| Energy efficiency class for water heating | A |
| Nominal load upper value | 23 kW, 28 kW |
| energy form | Natural gas E / LL, LPG |
| Closed version | Yes |
| Zapf profile | XL |
| Connection to cold drinking water | External thread (metric) |
| Max. Permissible operating pressure | 3 bar |
| Connection flow | External thread cylindrical BSPP (ISO 228-1) |
| series | CGB |
| product class | Combination boiler wall-gas |
| width | 440 mm |
| Nominal output 50-30 ° C | 23 kW, 28kW |
| Nominal load lower value | 19.6 kW, 24.6kW |
| Content packaging unit | 378kg |
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