System Boilers in London
Designed for High-Demand Households
System boilers are a great solution for London homes with multiple bathrooms or high hot water usage. At Ninja Boiler, we install efficient and powerful system boilers that deliver consistent heating and hot water—backed by 12-month 0% interest finance.
System boiler installation in London
What is a System Boiler?
System boilers use a separate hot water cylinder to store heated water, making them ideal for homes where multiple taps or showers are used at the same time. Unlike conventional boilers, they don’t require a cold water tank in the loft, making installation simpler and more space-efficient.
Pros:
- Great for large households
- Compatible with solar water heating systems
- No need for a cold water tank
- Strong water pressure at multiple outlets
Cons:
- Needs space for a hot water cylinder
- Not suitable for homes with very limited storage
Benefits of System Boilers
- Excellent for Multiple Bathrooms – Delivers hot water to several outlets simultaneously
- Space-Saving – No loft tank required
- Efficient Operation – Pre-heats and stores water for quick access
- Supports Renewable Heating – Works with solar water systems
- Ideal for Families – Consistent hot water supply morning to night
Upgrade to a System Boiler with 0% Interest Finance
Perfect for families and larger properties. Enjoy powerful heating and spread the cost of installation with 12-month 0% finance.
System Boiler Installation – Our Process
- Initial Survey – We evaluate your heating system and household needs
- Expert Recommendations – Get tailored advice from Gas Safe engineers
- Efficient Installation – Fast and tidy fitting with minimal disruption
- Flexible Finance – 0% interest over 12 months available
- Aftercare Support – Annual servicing and maintenance available
Popular System Boiler Models
- Worcester Bosch Greenstar 8000 Style System
- Vaillant ecoTEC Plus System
- Ideal Logic+ System
- Baxi Megaflo System
- Viessmann Vitodens 100-W System
- Glow-worm Energy System Boiler
Why Choose Ninja Boilers?
- Trusted Local Engineers – Based in London, serving homes city-wide
- Gas Safe Registered – All installations certified and compliant
- Transparent Pricing – No hidden costs or surprise charges
- Fast Turnaround – Installation in as little as 24 hours
- Flexible Finance – Spread the cost with 0% over 12 months
FAQs
Who should get a system boiler?
They’re best for households with high hot water demand and multiple bathrooms.
Do system boilers work with solar heating?
Yes, many models are compatible with solar water heating systems.
How much space do I need for a system boiler?
You’ll need room for the boiler and a hot water cylinder, usually in an airing cupboard.
Are system boilers energy efficient?
Very efficient, especially with modern condensing models that recover wasted heat.
Can I switch from a combi to a system boiler?
Yes, but you’ll need to add a cylinder and pipework—our engineers can manage the full upgrade.
Book a Local Boiler Engineer Today
From installation to aftercare, Ninja Boilers is your trusted partner for Boiler Installations and Repairs in London. Whether you need help with a smart upgrade, an emergency fix, or a full commercial installation — we’re here to help.
