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City Plumbing GB£2,823.60Visit shop Navien Blue 28Kw Oil Combi Boiler External Lcb 700 Lcx Plcb0028sd002
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The Navien 28kW Oil Combi Boiler External LCB 700 is designed for homeowners seeking efficient and reliable central heating and hot water solutions without the need for a separate cylinder. Its key benefit lies in its A+ energy rating, achieved through advanced Blue Flame technology and smart controls, leading to lower energy consumption and ultra-low NOx emissions. A potential caveat is its external installation requirement, necessitating suitable outdoor space. This combi boiler offers a future-proof, high-efficiency, and durable heating system with features designed for straightforward installation and operation.
| Model Part Number | PLCB0028SD002 |
|---|---|
| Brand | Navien |
The 28kW output is generally suitable for medium to large homes. However, for homes with very high hot water demand (e.g., multiple bathrooms used simultaneously), it's advisable to consult with an installer to confirm suitability.
Blue Flame technology refers to an advanced combustion process that ensures a cleaner and more efficient burn, resulting in higher energy efficiency and significantly reduced harmful emissions (ultra-low NOx).
No, the Navien LCB700 Blue Flame range is specifically designed as an external boiler and must be installed in a suitable outdoor location.
HVO compatible means the boiler can be fueled by Hydrotreated Vegetable Oil, a renewable and sustainable alternative to traditional heating oil, reducing the carbon footprint of your heating.
Warranty details can vary. Please refer to the official Navien warranty documentation or consult your installer for specific terms and conditions applicable to your purchase.
The Navien LCB700 supports flue venting up to a maximum of 21 meters, offering flexibility in siting the boiler.
No, as a combi (combination) boiler, the Navien LCB700 provides both central heating and hot water directly, eliminating the need for a separate hot water cylinder.
Check the oil supply, ensure the thermostat is calling for heat, and verify electrical connections. If the issue persists, a professional inspection may be required.
Ensure the boiler is adequately sized for demand. Check for potential blockages in the hot water system or the boiler's heat exchanger. Limit simultaneous high-demand hot water usage.
Consult the Navien LCB700 user manual for a specific list of error codes and their corresponding troubleshooting steps. Contact a qualified engineer if the code indicates a serious fault.
Listen to the type of noise (e.g., banging, whistling). Some noises can indicate air in the system, a potential blockage, or issues with the fan or pump. Professional diagnosis is recommended.
Setup:
This is an external combi boiler, meaning it must be installed in a suitable outdoor location. The lightweight design and flexible pipework arrangements facilitate installation. Key installation features include a combined Pressure Relief Valve (PRV) and condensate drain, simplifying plumbing connections.
Compatibility:
Care & Maintenance:
Regular servicing by a qualified technician is crucial for maintaining efficiency and longevity.
