Bosch Home Comfort Cooling and HeatingairH2O 800 H Combi (6HP) RASM-6VTW2E+HWD-W2E-220S
The Bosch Home Comfort Cooling and Heating airH2O 800 H Combi (6HP) RASM-6VTW2E+HWD-W2E-220S is an air-to-water heat pump with a SCOP of 4.5 (35 °C) and a sound power level of 63 dB(A). Under permitted development the limit is 42 dB(A) measured 1 m from the nearest neighbouring habitable-room window. Free-standing, the indicative minimum distance is 4.5 m; against a wall 6.3 m.
Key figures
- SCOP (35 °C)
- 4.5
Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.
- Outdoor unit sound power
- 63dB(A)Official source
- Refrigerant
- R290Official source
- Rated output 35 °C
- 13kWOfficial source
- Rated output 55 °C
- 14kWOfficial source
Rules in the UK
These rules are still being verified.
Minimum distance to your neighbour
Permitted development rights + MCS 020 planning standard · 1 m from the nearest neighbouring habitable-room window
Indicative calculation (hemispherical, no barriers). Not a substitute for an MCS 020 assessment. Source
Boiler Upgrade Scheme
UnknownFixed grant towards installation; check current amount with Ofgem. Ofgem
Technical specifications
| General | ||
|---|---|---|
| Type | Air-to-water | BAFA |
| Compressors | 1 | BAFA |
| Capacity control | drehzahlregelung | BAFA |
| Performance | ||
| Rated output 35 °C | 13 kW | BAFA |
| Rated output 55 °C | 14 kW | BAFA |
| Efficiency | ||
| SCOP (35 °C) | 4.5 | BAFA |
| SCOP (55 °C) | 3.35 | BAFA |
| Seasonal efficiency ηs 35 °C | 177 % | BAFA |
| Seasonal efficiency ηs 55 °C | 131 % | BAFA |
| COP A7/W35 | 4.1 | BAFA |
| COP A2/W35 | 4.25 | BAFA |
| COP A-7/W35 | 2.85 | BAFA |
| Noise | ||
| Outdoor unit sound power | 63 dB(A) | BAFA |
| Indoor unit sound power | 41 dB(A) | BAFA |
| Refrigerant | ||
| Refrigerant | R290 | BAFA |
| Refrigerant charge | 1.2 kg | BAFA |
| Electrical | ||
| Max. power input | 5.99 kW | BAFA |
| Connectivity & smart | ||
| SG Ready | Yes | BAFA |
Frequently asked questions
Can I install the Bosch Home Comfort Cooling and Heating airH2O 800 H Combi (6HP) RASM-6VTW2E+HWD-W2E-220S without planning permission?
Under Permitted development rights + MCS 020 planning standard the unit must not exceed 42 dB(A) 1 m from the nearest neighbouring habitable-room window. With a sound power of 63 dB(A) that indicatively means 4.5 m free-standing, 6.3 m against a wall or 9.0 m in a corner. Your MCS installer must confirm this.
Which refrigerant does the Bosch Home Comfort Cooling and Heating airH2O 800 H Combi (6HP) RASM-6VTW2E+HWD-W2E-220S use?
The Bosch Home Comfort Cooling and Heating airH2O 800 H Combi (6HP) RASM-6VTW2E+HWD-W2E-220S uses R290.