This will depend on the issue. However, many plumbers are also Gas Safe Registered, meaning they can undertake work on all aspects of boilers and central heating systems. It's best to look out for plumbers that display the badge of your boiler on their literature.
Holmrook
Holmrook is a linear village in the English area of Cumbria. It lies along the A595 road on the west financial institutions of the River Irt. The B5344 roadway attaches it to Drigg, with its train station less than two miles to the west. Two miles north-east along the Irt valley is Irton Hall, a huge mostly 19th-century residence which incorporates a 14th-century pele tower.