Smart, Efficient, Gas Safe Boiler Installations You Can Trust.

Professional Boiler Installation in London — From £1,500

Next-Gen Boiler Installation London delivers high-efficiency systems, smart thermostats, and certified Gas Safe expertise across the city and surrounding areas.

Get a Free Quote Call 0330 520 1642

London's Trusted Gas Safe Boiler Specialists

With over 20 years of experience, our Gas Safe engineers specialise in new boiler installations, upgrades, and conversions across London. We focus on energy-efficient systems, smart thermostats, and a seamless customer experience — from initial survey to final installation.

✓Guaranteed Gas Safe Compliance on every job for your peace of mind.
✓Same or Next-Day Installation available to restore your heat quickly.
✓Extended Warranties up to 10 years on leading boiler brands.

Our Fixed-Price Installation Packages

Transparent pricing with no hidden costs. Choose the perfect package for your home.

Entry-Level

Bronze

£1,500

✓Vaillant or Ideal combi boiler
✓Standard Flue Kit
✓Wireless Thermostat
✓5-Year Parts & Labour Warranty

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Best Value

Silver

£2,200

✓Premium combi or system boiler
✓Magnetic Filter (Essential)
✓Hive or Nest Smart Thermostat
✓Full System Flush
✓7-Year Parts & Labour Warranty

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Premium

Gold

£2,800

✓Worcester Bosch or Viessmann boiler
✓Magnetic Filter & Scale Reducer
✓Powerflush System Clean
✓Hive or Nest Smart Thermostat
✓10-Year Parts & Labour Warranty

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What Our London Customers Say

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"Fantastic service — professional, punctual, and great value! The engineer was tidy and the whole process was seamless."

Sarah J. | Kensington

★★★★★

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"They replaced our old Vaillant boiler the same day! The Silver package was exactly what we needed. Highly efficient."

Michael P. | Camden

★★★★★

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"Highly recommend Next-Gen Boiler Installation London. The 10-year warranty on our new Viessmann gives us complete peace of mind."

David H. | Hackney

★★★★★

We Install the Industry's Best Boilers

Boiler Installation Across London

Proudly serving Chelsea, Kensington, Camden, Islington, Hackney, Enfield, Haringey, Westminster, Stratford, Walthamstow, and nearby London areas. If you're in the M25 area, chances are we cover your postcode.

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Book Your Boiler Installation Today

Tell us about your needs and get a free, no-obligation fixed-price quote.

Or call us directly: 📞 0330 520 1642

Email: info@nextgenBoilerInstallationLondon.co.uk