The Horstmann 425 Tiara is a reliable and efficient 2 channel central heating programmer, suitable for both corded electric and battery-powered systems. Its analog/mechanical control style allows for easy programming, with features such as twin channels, independent heating and hot water control, and a timer function for added convenience. Designed for compatibility with both pumped and gravity feed systems, this programmable device offers flexibility and versatility for controlling heating and hot water in any room. The sleek white plastic design adds a modern touch to any home heating system.
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