Key Information

• Award winning condensing heat exchanger
• Outputs ranging from 12-21kW
• Quiet in operation
• High quality external powder coated case
• Ecoflam MAX1 Burner
• Wall mountable
• Multi-directional flue (factory fitted on external models)
• Removable control box
• Internal condensate trap (with external option)
• Efficiency: 91.6 - 91.9% GROSS (SAP2009)

The Grant Eco wall hung oil-fired condensing boiler range includes four internal and four external high efficiency models. The boilers are available in 12-16kW and 16-21kW outputs in both system and open vented versions. These unique appliances are pre plumbed and encompass the patented Grant Vortex stainless steel heat exchanger.

Internal wall hung models fit with Grant's EZ-Fit low level, high level and vertical flue systems, so almost any installation situation can be catered for.

External wall hung models come with a factory fitted low level flue, robust external powder coated paint finish, built-in boiler frost protection, mains isolating switch and a test switch.

Grant Vortex Eco Wall Hung boilers are also available in sealed system versions, which including an expansion vessel, automatic air vent, pressure relief valve, circulating pump, filling loop and pressure gauge.