Vitodens 100-W 26kW System boiler

The Vitodens 100-W high efficiency gas condensing 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.

Warranty:

• 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.

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

Inox-Radial heat exchanger:

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

Features and benefits:

• Compact dimensions save space, particularly when installed in a living area.
• SEDBUK 2009 seasonal efficiency 89.5%
• Improved installation options with max flue length up to 19 meters (sealed room).
• 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.
• A selection of options are available for under-floor heating in Domestic Mixer Extension Kits section
• Approved for multiple connections to stacks in multi storey buildings.
• 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).

Controls:

• 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.