Rather place your order over the phone? Trade customers can call us directly to place new orders on 0208 2641 144. Lines open 8am - 10pm 7 days/week.

The Grant Vortex Eco External 21-26 26kW Heat Only Oil Boiler VTXOMECO21/26 is a high-efficiency condensing oil boiler designed for external installation, making it ideal where indoor space is limited. Manufactured by Grant, this floor-standing heat only boiler delivers up to 26kW output, suitable for medium-sized homes using a traditional heating system with a separate hot water cylinder. It features a durable powder-coated casing for weather resistance, a patented stainless steel heat exchanger and a Riello low NOx burner for efficient performance. With built-in frost protection and a factory-fitted multi-directional flue, it offers reliable and flexible outdoor heating.