GRANT VORTEX PRO COMBI 21KW INTERNAL BOILER

Please note - This is a pallet delivery item, some postcodes may have an extra delivery charge, we will contact you if this an issue. 

We aim for these to be next day delivery but sometimes it could take 2-3 days. We will contact you after ordering to confirm when the pallet will be delivered so someone can be at the delivery address to accept the delivery. If no one is at the address when delivery is attemped, redelivery charges will be added. 

Grant’s Vortex Pro Combi boilers have been designed to increase hot water performance effectively and efficiently due to their large heat exchangers and accurate electronic temperature controls. Each Pro Combi internal model can operate in condensing mode for central heating while also maintaining instant hot water production. Reliable in operation and easy to install and service, the Vortex Pro Combi boilers are a popular choice for homeowners and their installers. 

- *10 year guarantee when installed by a G1 Installer (Terms and Conditions apply) 

- Available in outputs of 21kW, 26kW and 36kW 

- Incredible space heating efficiencies of 91.7 – 94.5% 

- Includes the Vortex Pro Combi XS model, a compact 26kW boiler which can replace an older oil-fired combi as it is only 515mm wide 

- Features large heat exchangers with low water content and larger surface to vastly increase hot water performance 

- 24ltr expansion vessel supplied with all models 

- Neon diagnostic indicators allowing for user-friendly operation 

- Compatible with Grant EZ-Fit flue systems 

- This range is biofuel compatible (depending on the type of biofuel and % blend)