Baxi 800 Heat
Our Baxi 800 Heat Only boiler comes with a 10-year warranty and filter in the box.
- Features
- Dimensions
- 10-year parts and labour warranty*
- Comes with an Adey Micro2 magnetic system filter to protect the heating system and boiler
- Fits inside a standard kitchen cupboard
- Works extremely quietly
- Rear flue option for an even neater finish
- Compatible with market-leading Megaflo Eco hot water cylinder
*Terms and Conditions apply.
- Boiler width [A] = 370mm
- Boiler height [B] = 625mm
- Boiler depth [C] = 270mm
- Side clearance [D] = 5mm
- Upper clearance [E] = 190mm*, 35mm* if using rear flue
- Lower clearance [F] = 120mm*, 35mm* in 300mm deep wall cupboard
- Front clearance [G] = 5mm* in operation, 500mm* for servicing
Installer Information
Technical Features
- 16kW, 25kW or 30kW
- 10-year parts and labour warranty
- 17.4kg installer lift weight (16kW and 25kW)
- Includes Adey Micro2 Magnetic System filter
- Central top flue or in case rear flue option
- Compact cupboard fit
- No pump overun or permanent live required
- Suitable for fully pumped open vent or sealed systems
- Very quiet in operation
- Easy fit wall mounting bracket
- Front and side access
- Central top flue or in case rear flue option
Dimensions
- Boiler width [A] = 370mm
- Boiler height [B] = 625mm
- Boiler depth [C] = 270mm
- Side clearance [D] = 5mm
- Upper clearance [E] = 190mm*, 35mm* if using rear flue
- Lower clearance [F] = 120mm*, 35mm* in 300mm deep wall cupboard
- Front clearance [G] = 5mm* in operation, 500mm* for servicing
Technical Data Table
| Baxi 800 Heat | 16 Heat | 25 Heat | 30 Heat | ||||||
| Sales Code | Boiler only |
7749866 | 7749868 |
7749869 |
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| Controls and accessories | |||||||||
| Operating mode selector switch with reset | Yes / no | Yes | Yes | Yes | |||||
| User adjustable CH temperature | Range - e.g. 45° to 82° | Yes | Yes | Yes | |||||
| LED temp/status/fault diagnosis display | Yes / no | Yes | Yes | Yes | |||||
| Baxi twin channel wired programmer | 7212443 | Optional | Optional | Optional | |||||
| Baxi room thermostat | 720971601 | Optional | Optional | Optional | |||||
| Gas | |||||||||
| Boiler Plus ErP | % | 93.0 | 93.0 | 93.0 | |||||
| SAP 2009 annual efficiency (PCDB/SEDBUK) | % | 89.2 | 89.1 | 89.1 | |||||
| NOx class | 6 | 6 | 6 | 6 | |||||
| ErP Product Information | |||||||||
| NOx | mg/kWh | 20 | 24 | 24 | |||||
| Sound Power Level, Indoors | LWA dB | 39 | 45 | 49 | |||||
| Space Heating Efficiency Class | A | A | A | ||||||
| Heat Input CH | kW max gross (QnHs) | 18.32 | 28.62 | 34.35 | |||||
| kW min gross (QnHs) | 8.59 | 8.59 | 8.59 | ||||||
| Heat Output CH (non condensing) | kW (Pn) | 16 | 25 | 30 | |||||
| kW (Pn) | 7.5 | 7.5 | 7.5 | ||||||
| Gas supply connection | (mm) | 22 | 22 | 22 | |||||
| Inlet supply pressure (natural gas) | mbar | 20 | 20 | 20 | |||||
| Maximum gas rate | m3/hr | 1.75 | 2.73 | 3.27 | |||||
| Mechanical and hydraulic | |||||||||
| Compartment ventilation required | Yes / no | No | No | No | |||||
| Flow / return pipe size | (mm) | 22 | 22 | 22 | |||||
| Condensate discharge pipe size | (mm) | 21.5 | 21.5 | 21.5 | |||||
| Electrical | |||||||||
| Electrical supply | Volts / Hz | 230V/50Hz | 230V/50Hz | 230V/50Hz | |||||
| Permanent live required | Yes / no | No | No | No | |||||
| Switched live | Yes / no | Yes | Yes | Yes | |||||
| Electrical power cable fitted as standard | 1m of 3 core | Yes | Yes | Yes | |||||
| Power consumption | Watts | 20 | 33 | 44 | |||||
| External fuse rating | Amps | 3 | 3 | 3 | |||||
| Internal fuse rating | 1.6T | 1.6T | 1.6T | ||||||
| Boiler IP rating (electrical protection) | Approval category | IPX4D | IPX4D | IPX4D | |||||
| Pump overrun | Yes / no | No | No | No | |||||
| Concentric flue system | |||||||||
| Standard telescopic concentric flue | Length in mm | 315-500 | 315-500 | 315-500 | |||||
| Horizontal and Vertical concentric (60/100 mm) | Max equivalent length (m) | 6 | 6 | 6 | |||||
| Reduction per 135° bend (m) | 0.5 | 0.5 | 0.5 | ||||||
| Reduction per 93° bend (m) | 1 | 1 | 1 | ||||||
| Horizontal and Vertical concentric (80/125mm) | Max equivalent length (m) | 12 | 12 | 12 | |||||
| Weights | |||||||||
| Installer lift weight (boiler) | Max (kg) | 17.4 | 17.4 | 19.5 | |||||
| Gross packaged boiler weight | (kg) | 21.3 |
21.3 |
21.3 |
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Technical Literature
Product Training
We offer product training at our training centres across the UK for installers who want to get hands-on with Baxi boilers.
From construction and installation to functions and features, our expert trainers will give you a complete understanding of working with Baxi boilers.
