The Vaillant VSMART Combi Boiler Pack 0020223154 is a white, digitally operated control unit compatible with Vaillant Combi and System Boilers.

Product Features:

• Compatible Boiler Type: Designed for use with Vaillant Combi and System Boilers.
• Control Operation: Features digital controls for ease of use.
• Batteries: Requires AAA Batteries.
• Colour: Finished in white.

This pack includes the VSMART control unit, model number 20223154, with dimensions of 39mm (Depth) x 220mm (Height) x 320mm (Width).