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Grant Vortex Eco 16/21 Internal Wall Hung Sealed

BUY ANY GRANT OIL BOILER AND GET A FREE JACKET! Please select size at checkout.

Product Code: HBGVSWH1621

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Please select size at checkout.

On all purchases between 1st January – 30th April 2020. 

Eco 16-21Int W/H SS VTXSWH1621

  • Stainless steel heat exchanger
  • SAP 2009 seasonal efficiencies of 90.3% - 91.6%
  • Exceptionally quiet operation
  • Multidirectional flue options
  • Simplified casing, control panel and pipework arrangement

Output: 40-55 Btu/h, 12-16 kW

Dimensions: Height 850mm, Width 580mm, Depth 322 mm 

Weight: 98kg

Burner: MAX 1

The Grant Eco wall hung oil-fired condensing boiler range includes four internal and four external high efficiency models. Ther 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.

Grant Vortex Eco 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.

EFFICIENCY: 91.6 – 91.9% GROSS (SAP2009)

* Ecoflam MAX1 Burner
* 2 Year product guarantee (5 years on boiler heat exchanger)
* Whisper quiet in operation
* Wall mountable
* Multi-directional flue (factory fitted on external models)
* Removable control box
* Internal condensate trap (with external option)

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