According to Energy Utilities Alliance (EUA), in 2016, UK households bought and installed Grant Vortex oil boilers more than any other oil boiler brand in the UK.
Since its launch, the award-winning Grant Vortex range has continually enhanced its reputation as the market leader in the boiler industry.
The Grant Vortex and VortexBlue oil-fired boiler ranges currently have over 60 model variations. The variety offers households a greater choice when choosing the option that best suits their home needs.
Grant Boilers hold several third-party accreditations from trusted bodies such as Clearskies, Benchmark, and the Solar Trade Association. Their products normally achieve Which? Best Buy status.
Grant Vortex Pro Combi
Grant Vortex Internal is one of few oil combi boilers that can fit in a small kitchen. This boiler type is the latest version of Grant’s award-winning Vortex Combi range. The ‘electronic’ range incorporates several features such as diagnostic indicator lights and an internal condensate trap. Its design is ideal for easy installation and servicing.
The latest models feature a factory fitted condensate trap, 24ltr expansion vessel, neon diagnostic indicators, and internal frost protection. All components are designed to simplify installation and servicing.
The Vortex Pro External Combi is designed for outdoor installation, saving you space in the kitchen. These modules also come with a factory fitted multi-directional flue.
The Grant Vortex Condensing Combi is SEDBUK A-rated with an efficiency of between 92% and 94%. Mixing valves on the unit are pre-set at 50°C to accurately control the hot water repel temperature from the boiler.
Grant Vortex external combi features two accurate electronic temperature controls. They allow the boiler to operate condensing mode on central heating while maintaining instant hot water production.
Vortex Pro Range – Internal Combi
The latest Grant Vortex Combi models feature internal frost protection, neon diagnostic indicators, 24ltr expansion vessel, and a factory fitted internal condensate trap that can be sited externally. They’re all designed to simplify installation and servicing.
The Vortex Pro Combi XS is a compact 515 mm wide 26kW boiler. It was added to the existing range to act as a substitute for older oil-fired combi boilers. This boiler has the same features on both combustion efficiency and domestic hot water performance as its larger version. It also uses all the existing components. The difference is the 24ltr expansion vessel. Normally located behind the front door of the boiler, it comes as an externally fitted vessel kit.
VortexBlue Range – Combi Models
This intelligent boiler model incorporates the latest Riello RDB Blu burner technology. It’s combined with a Vortex stainless steel heat exchanger. The Grant Vortex Blue Combi models are available for both internal and external installation. They come in three sizes – 21kW, 26kW and 36kW.
It features large heat exchangers with low water content and a larger surface area. This allows it increase the hot water performance.
A low system pressure cut off switch protects the combi in case of a system water loss. Two accurate electronic temperature controls allow the boiler to operate in condensing mode on central heating while maintaining instant hot water production.