G1
10 year guarantee now available with Grant Vortex Pro HVO compatible oil boilers
Grant UK is excited to announce that its Vortex Pro oil-fired boilers are now available with a ten year guarantee when installed by a G1 Installer. This means that all Grant Vortex Pro Internal, External and Combi models which are installed on or after 1st February 2023 can receive a 10 year guarantee when installed and registered by a member of the G1 Scheme.