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.
Dolwyddelan
Dolwyddelan is a town and also neighborhood in Conwy county borough, north Wales, on the major A470 road in between Blaenau Ffestiniog and also Betws-y-Coed. As an area, the population of Dolwyddelan was recorded in the 2001 Census as 427, and 55.8% of those citizens could talk Welsh. A mild population rise to 474 was recorded in the 2011 census with the percentage of Welsh speakers being up to 50.8%. Neighboring mountains include Moel Siabod to the north, Moel Penamnen and Y Ro Wen to the south as well as, additional afield, Snowdon (Yr Wyddfa) exists about 10 miles to the west. Carreg Alltrem, a crag used by lots of climber, can be discovered regarding a mile south of the village. Dolwyddelan is consisted of in the Betws-y-Coed electoral ward which is represented by a region councillor on Conwy County Borough Council.