I am changing a thermostat from a landis & gdr to a horstmann drt2 & need some help with what wires go where. Any help would be good. There are 3 wires red to 6 blue to 4 yellow to 2 on the landis... Cheers
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local