Grant Vortex Eco External System 15-21 review
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Installing your boiler outdoors can save valuable space in your home, and the Grant Vortex Eco External System 15-21 oil boiler is specially designed to cope with all that the weather can throw at it. This boiler is the system version of Grant's Eco External 15-21 heat-only boiler, fitted with a sealed system kit. Our full review lists the Eco External's key features, and reveals what our survey on boiler reliability told us about Grant boilers.
- Pros and cons
- Heating engineer views
- What type of home is this boiler suitable for?
- Will this boiler produce enough hot water for my home?
- How efficient is this boiler?
- What controls does this boiler have?
- Is this boiler smart compatible?
- What is the warranty with this boiler?
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