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Then snapping on the electronic head and locking it (no tools required). If you do not currently have a TRV in place you will need to consult an installer as it is possible that you will have to drain all or part of your heating system in order to replace the valve body.
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Open box item. Accessories are only included if pictured. Open box, visually inspected and in great condition.
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The choice of position improves readability. To illuminate the display, simply press a button or turn the head. To set the temperature, you can use the connected thermostat or simply manually turn the head.
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New, unused item.
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The Honeywell L641B Pipe Stat Low Limit is a thermostat designed for frost protection in central heating radiators. This white, rectangular-shaped With a 2-wire wire configuration and a voltage of 240V, it features adjustable thermostat settings and is ideal for preventing freeze and frost damage. Its non-programmable design and control style with a dial and rotary knob make it easy to use for maintaining optimal frost protection in your home.
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From the Manufacturer This easy-to-use Aube by Honeywell Non-Programmable Thermostat saves three temperature settings and features pump protection. Compatible with hydronic floor heating and central heating; also compatible with electric heat applications using a relay (see accessories).
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