The heat-only Vortex Pro Module external oil boiler from Grant features Grant's highly efficient original Vortex stainless steel heat exchanger - providing some of the highest efficiencies on the market. All Vortex Pro external modules benefit from factory-fitted multi-directional flueing options, the latest Riello burner technology, built-in boiler frost protection, a mains isolating switch and a test switch, and more. In addition, this boiler can even be used with an RF wireless programmer (not included) - simply plug in the receiver to the boiler control panel and then control the boiler from within the building. External floor mounting installation.

• Simple and quick to install with no complicated wiring or plumbing
• Achieves excellent space heating efficiencies
• Supplied with a factory fitted, multi-directional flue to help reduce installation time
• Durable design for all weather conditions
• Quiet operation
• This range is biofuel compatible (depending on the type of biofuel and % blend)