Major Boiler Brands We Install
We work with all leading manufacturers, including:
- Worcester Bosch – up to 12-year warranties on selected models
- Vaillant – typically 5–10 year warranties, extendable on premium systems
- Viessmann – up to 10–12 year warranties depending on model and installation
- Ideal Boilers – typically 5–12 year warranties depending on range
- Baxi – usually 5–10 year warranties on selected boilers
- Glow-worm – typically 5–10 year warranties
- Alpha Heating Innovation – up to 10-year warranties on selected models
- Navien – strong warranties, often 7–12 years on high-efficiency units
- Ariston – typically 2–8 year warranties depending on product range
Typical Boiler Warranty Information (UK Guide)
Boiler warranties vary depending on:
- Boiler model and range
- Whether it is installed by a manufacturer-accredited installer
- Annual servicing requirements
- System water quality (e.g. filters/magnetic system protection)
- Registration within required timeframes (usually 30–60 days)
Common Warranty Types:
- Standard warranty: 2–5 years (entry-level models)
- Extended warranty: 7–10 years (mid to high-range boilers)
- Premium warranty: up to 12 years (top-tier models with accredited installation)
Important Note for Customers
Extended warranties are often only available when:
- Installed by a Gas Safe registered engineer
- Installed by a manufacturer-approved installer (where required)
- A system filter and correct protection measures are fitted
- The boiler is registered with the manufacturer after installation

