Siemens 2 Channel 24hr, 5/2day or 7day Programmer for heating and hot water.
Features:
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Unique menu-driven programming
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24hr, 5/2day or 7day
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Upto 3 daily ON/OFFS
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Up to 3 hour boost facility
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Easy to read, larger than average backlit display
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Ideal for gravity or fully pumped systems