Refer to manufacturers instructions for flow temps, maximum flow temp will be approx 82°C.
Measure as close to boiler as possible and use hot water only to speed things up.
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