The Navien LCB700 internal system oil boiler combines efficiency and smart features in a compact package. You'll get impressive 93% efficiency, ultra-low NOx emissions, and convenient mobile app control with Geofencing. Available in 21kW, 28kW, or 36kW outputs, it'll cost you between £2,500-£3,140 installed, including the boiler (£1,505-£1,640) and installation (£1,000-£1,500). With a robust 10-year warranty and 7-day support, it's a solid investment that'll keep your home cosy. There's plenty more to discover about this innovative heating solution.
Key Takeaways
- The Navien LCB700 boiler offers outputs of 21kW, 28kW, or 36kW with 93% efficiency and advanced Blue Flame technology.
- Total cost ranges from £2,500 to £3,140, including installation, with base boiler prices between £1,505 and £1,640.
- Features include mobile app control, Geofencing capabilities, and a stainless steel heat exchanger for long-term reliability.
- Comprehensive 10-year warranty covers parts and labour, supported by two service centres with extended daily support hours.
- Compact dimensions of 600x600x860mm make it suitable for various property sizes, with ultra-low NOx emissions for cleaner heating.
Get Quotes To Install A Navien LCB700 Internal System Oil Boiler
Ready to Install a Navien LCB700 Oil Boiler? Compare Prices Today!
Don't risk overpaying for your new Navien LCB700 installation. Get up to 3 free, no-obligation quotes from local Gas Safe registered installers who specialise in Navien boiler installations.
Finding your ideal boiler quote has never been easier with our network of trusted professionals.
Our trusted network of professionals will provide detailed, competitive quotes to help you make an informed decision.
Click here to get your free Navien LCB700 installation quotes
✓ Compare competitive local prices
✓ All installers Gas Safe registered
✓ Detailed, itemised quotes
✓ Installation warranty included
Don't wait – take 2 minutes to secure your free quotes and start your journey to efficient heating today.
Navien LCB700 Internal System Oil Boiler Overview
The Navien LCB700 internal system oil boiler stands out as one of today's most innovative heating solutions for UK homes. With its compact dimensions of 600mm x 600mm x 860mm, it'll fit nicely in your kitchen or utility room without taking up too much space.
What makes this boiler special is its combination of cutting-edge features and practical design. You'll appreciate how it's built for both performance and convenience.
The key highlights that make the LCB700 worth considering:
- Blue Flame technology that delivers high efficiency and low emissions
- Durable stainless steel heat exchanger that maintains performance long-term
- Smart capabilities with mobile app control and Geofencing features
- Impressive 10-year parts and labour warranty for complete peace of mind
Plus, it's HVO-compatible, so you're ready for future renewable fuel options. Our Navien boiler resources provide comprehensive information about installation and maintenance requirements.
Navien LCB700 Internal System Oil Boiler Performance and Efficiency
When it comes to performance and efficiency, Navien's LCB700 oil boiler truly shines with its impressive 93% efficiency rating that'll help keep your energy bills in check. The boiler's advanced blue flame technology and stainless steel heat exchanger work together to maintain peak performance over time.
| Feature | Benefit |
|---|---|
| A-rated Efficiency | 93% efficiency rating saves money |
| Output Options | 21kW, 28kW, or 36kW to suit your home |
| Environmental Impact | Ultra-low NOx emissions for cleaner heating |
You'll get consistent hot water delivery with minimal temperature fluctuations, thanks to its continuous optimisation system. Plus, when you pair it with Smart Plus controls, you'll achieve an A+ rating and enable three-zone heating capabilities. The text-driven display even shows your fuel consumption figures, so you can track exactly how much you're using.
Navien LCB700 Internal System Oil Boiler Pros and Cons
Building on its impressive performance metrics, let's look at what makes the Navien LCB700 shine – and where it might fall short.
The LCB700's strengths lie in its exceptional 93% efficiency rating and future-ready design with HVO fuel compatibility. You'll appreciate the compact size that won't eat up valuable space in your utility room, while the 10-year warranty offers solid peace of mind.
- High-efficiency performance saves on energy bills
- Versatile installation with up to 21m flue options
- User-friendly display shows real-time fuel usage
- Robust stainless steel heat exchanger built to last
However, you'll need to take into account the higher upfront cost and required annual maintenance.
While it's perfect for small to medium homes, you might find it oversized if you're heating a tiny property.
How Does The Navien LCB700 Internal System Oil Boiler Compare To Similar Models From Other Manufacturers?
Looking at how the Navien LCB700 stacks up against its competitors reveals some impressive advantages.
With a 93% seasonal efficiency rating, it outperforms both Weil-McLain (86%) and Buderus (89.75%) models in the same class.
You'll get more peace of mind with Navien's generous 10-year warranty, which beats the typical 5-7 years offered by competitors.
The LCB700's Blue Flame technology isn't just a fancy feature – it delivers lower emissions than traditional yellow flame burners.
If you're tight on space, you'll appreciate the LCB700's compact design.
While other manufacturers like Weil-McLain and Buderus stick to bulkier traditional sizes, Navien's sleek dimensions (600 x 600 x 860mm) make it easier to fit in smaller utility rooms or cupboards.
How Much Does A Navien LCB700 Internal System Oil Boiler Cost?
Considering a Navien LCB700 for your home? You'll find these boilers are competitively priced, with costs ranging from £1,505 to £1,640 depending on the power output you need.
When you factor in installation costs of £1,000-£1,500 plus around £300 for extras like filters and flues, you're looking at a total investment of £2,500-£3,140.
The good news is that this boiler's high efficiency rating of 93% could help offset the initial cost through lower energy bills.
Plus, that 10-year warranty means you won't be shelling out for repairs anytime soon.
Here's what affects the final price:
- Power output (21kW, 28kW, or 36kW models available)
- Installation location (internal vs external)
- Your existing system's compatibility
- Labour costs in your region
Navien LCB700 Internal System Oil Boiler Warranty and Service Support
When it comes to protecting your investment, Navien's warranty coverage for the LCB700 oil boiler stands out as one of the most all-encompassing in the industry.
You'll get a robust 10-year warranty on both parts and labour, covering any manufacturing defects from your installation date.
You won't be left hanging if you need support. Navien maintains two service centres with live technicians available seven days a week, 363 days per year.
Their extended hours from 5 am to 9 pm (Pacific to Eastern) mean help is just a phone call away.
Remember to keep your proof of purchase and register your warranty promptly via email or phone.
Just be aware that using unlicensed installers or skipping regular maintenance could void your coverage – so stick with qualified professionals for installation and upkeep.
Final Verdict
The Navien LCB700 oil boiler emerges as a top contender in today's heating market, building on its robust warranty and support with impressive all-round performance.
You'll appreciate its cutting-edge Blue Flame technology and exceptional 93% efficiency rating that'll help keep those energy bills in check.
What really sets this boiler apart is its combination of practical features and future-proof design. Whether you're upgrading an older system or installing fresh, you're getting solid value for your investment.
- A+ energy rating with smart controls
- Ultra-low NOx emissions at 57mg/kWh
- Flexible installation options with plastic fluing
- HVO fuel compatibility for future sustainability
For medium-sized homes, the 28kW output hits the sweet spot of power and efficiency.
When you factor in the 10-year warranty and smart technology features, it's hard to find much fault with this impressive heating solution.
Get Up To 3 Free Quotes For Your New Boiler
Ready to transform your heating system with a new Navien LCB700?
Let's help you secure the best installation price by connecting you with up to three trusted, Gas Safe registered heating engineers in your area.
Getting multiple quotes isn't just about finding the lowest price – it's about discovering different installation approaches and identifying potential hidden costs.
When requesting your quotes, be sure to specify the Navien LCB700 model and provide details about your property size and current heating setup.
You'll want to carefully evaluate each quote by checking the installer's credentials, warranty terms, and cost breakdown.
Don't forget to verify that system flushing and water treatment are included in the price.
Ready to start?
Simply click below to receive your free, no-obligation quotes from local heating professionals.