Vaillant VRT230 Programmable Thermostat

For use with all ecoTEC, ecoMAX, turboMax, thermoCOMPACT and aquaPLUS models.
Suitable for 230V external control systems.

Features

• Automatic time and temperature control of central heating
• 7 day or 24hr programme
• 3 independant off/on periods per day
• Holiday set back function
• Calendar function for summer/winter change over

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