Vitodens 111-W 26 kW Storage boiler

£1,676.39 inc VAT

The Vitodens 111-W high efficiency gas condensing domestic hot water integrated storage boiler, manufactured by Viessmann in Germany, is loaded with features for easy installation, high efficiency and impressive fuel savings.
The boiler is programmed by a new, backlit LCD touch-screen, which makes it easy to use and read in dark environments.


  • 5 years standard comprehensive warranty, Viessmann Trained Installers can offer customers an extended boiler warranty option of 10 years. See table
  • 10 year warranty on the Inox-Radial heat exchanger.

Modulating MatriX structure cylinder burner:

  • Modulation ratio: up to 1:6
    • Patented technology, manufactured by Viessmann.

    Inox-Radial heat exchanger:

    • Excellent corrosion resistance.
    • Self-cleaning.
    • Counteracts dirt and sludge deposits.
    • 10 Year warranty against corrosion.

    A flue and control will also be required, see below.

    Features and benefits:

    • Compact dimensions save space, particularly when installed in a living area.
    • SEDBUK 2009 seasonal efficiency 89.5%
    • Straightforward access from the front, so no need to leave space at side for maintenance
    • Ideal as a replacement for older appliances due to low installed height and installation space for adaptation to existing systems.
    • Stainless steel Inox-Radial heat exchanger for high operational reliability, a long service life and high heating output on a very small footprint, with a 10-year guarantee.
    • Modulation ratio: up to 1:6
    • Simple conversion kit to LPG.
    • 46 Litre stainless steel loading cylinder
    • High efficiency A rated pump with automatic speed control (only with outdoor sensor).

    Easy Installation:

    • Safety valves and fittings.
    • Fully assembled and wired.
    • Boiler flue connection.
    • Gas tap.
    • A pre plumbing jig is provided with the standard boiler kit, additional installation aids are available such as a rear-piping frame (see accessories below).


    • Boiler programmed with large backlit LCD touch-screen display.
    • Additional Vitotrol 100 control options, wired and wireless, room thermostats and 7 day timers (see 'Controls' below).
    • Optional weather compensation for additional gas savings.
    • Specification Measures
      Width 600 mm
      Depth 480 mm
      Height 900 mm
      Height with flue bend 1060 mm
      Weight 62 kg
      Maximum Flue Length (Open Flue) 25 metres
      Maximum Flue Length (Room sealed) 13.5 metres

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