Grant Vortex Eco Internal Wall Hung 16-21 21kW Oil Heat Only Boiler VTXWH16/21

The Grant Vortex Eco Wall Hung 16/21kW (VTXWH16/21) is a compact, wall-mountable oil boiler offering 16-21 kW outputs and space-saving installation where a floor-standing unit is unsuitable. Featuring Grant stainless steel heat exchanger with turbulator baffle technology, it delivers high space heating efficiencies of about 90.13-90.50% and operates quietly. Available in sealed and open-vented variants, it is compatible with Grant EZ-Fit low level, high level and vertical flue systems and includes a 5 year guarantee when installed by a G1 installer. Ideal for residential heating applications requiring a reliable, efficient wall-hung oil boiler.