can anyone help please recently replaced honeywell thermostat,advised to because heating was tripping out since then my valliant condenser boiler has'nt worked,it sparks up for about 10 seconds then switches off again : any advice would be greatfully received.
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