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.
Ravenglass
Ravenglass is a tiny seaside village as well as natural harbour in Cumbria, England approximately midway in between Barrow-in-Furness as well as Whitehaven. Historically in Cumberland, it is the only seaside community in the Lake District National Park. It lies at the estuary of three rivers: the Esk, Mite and also Irt. The district of Saltcoats exists north of the River Mite.