Grant Vortex Pro Internal oil boilers are an award winning range with excellent efficiencies, reliable operation and simple installation. With outputs from 15kW up to 70kW, the Vortex Pro Internal range gives installers choice when it comes to oil boiler installations. Each boiler is very efficient in operation and features the latest Riello technology. Sealed system models are also available within the range.

• 5 years guarantee when installed by a G1 Installer terms and conditions apply
• Available in outputs from 15 kW up to 70 kW
• Sealed system models also available in outputs from 15 kW to up 46 kW
• Incredible space heating efficiencies of 90.0 to 94.5 percentage
• Quiet operation
• Designed to be installer-friendly and straightforward to service
• Compatible with Grant EZ-Fit flue systems
• This range is biofuel compatible depending on the type of biofuel and blend percentage