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  1. Horstmann 425T TIARA 2 Channel Timeswitch - White

    Horstmann 425T TIARA 2 Channel Timeswitch - White

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  2. horstmann 425 tiara 2 Channel Timeswitch - White ***See Listing ***

    The Diadem is ideal for gravity systems and fully pumped systems with ZONE VALVES. The 425 Tiara has all the capability and features of the 425 Diadem, but without the indicator lights. The Tiara is ideally suited for both gravity systems and fully pumped systems with EITHER MID POSITION OR ZONE VALVES.

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  3. SECURE SMART 2 CHANNEL RECEIVER C1727

    ONE USED SECURE SMART 2 CHANNEL RECEIVER. COMPLETE WITH WALL MOUNT.

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  4. SECURE H3747 - 4 CHANNEL SMART PROGRAMMABLE STAT & WIFI EXTENDER HC2.4 CARD

    The H3747 also includes many of the latest Boiler Plus energy-saving features such as optimum start and stop per heating zone, as well as on-off load compensation. 12-year battery life warranty on programmable thermostat display (PTD).

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  5. Horstmann 425 Tiara Two Circuit Electro-Mehanical Programmer White - NEW

    The Tiara has all the capability and features of the 425 Diadem, but without the indicator lights. The Tiara is ideally suited for both gravity systems and fully pumped systems with either mid-position or zone valves.

    eBay

  6. Horstmann 425 TIARA 2 Channel Timeswitch **read Listing** Brand New In Boxes

    The Diadem is ideal for gravity systems and fully pumped systems with ZONE VALVES. The 425 Tiara has all the capability and features of the 425 Diadem, but without the indicator lights. The Tiara is ideally suited for both gravity systems and fully pumped systems with EITHER MID POSITION OR ZONE VALVES.

    eBay

  7. Horstmann H27xl 2 Channel Time Clock - Series 1

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  8. Secure C1727 2 Channel Smart Thermostat & Receiver & 8 Radbot 1 TRVs

    8 Radbot1 TRVs with converters for different valve types (Requires two standard 1.5V AA alkaline batteries). Thermostat (connects directly to the boiler). One TRV clip has snapped, though it still attaches securely and works as intended.

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