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It allows you to wall-mount your Worcester Greenstar thermostat or hard-wire it to your boiler. This is particularly useful if you have an external oil combi boiler or if your gas boiler is located in a hard-to-reach location such as a loft, garage, or cellar.
It allows you to wall-mount your thermostat.
It allows you to hard-wire your thermostat to your boiler, which can improve reliability and performance..
It is particularly useful if you have an external oil combi boiler or if your gas boiler is located in a hard-to-reach location.