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.
Isle Of Colonsay
Colonsay is an island in the Inner Hebrides of Scotland, located north of Islay as well as south of Mull. The genealogical residence of Clan Macfie and also the Colonsay branch of Clan MacNeil, it remains in the council location of Argyll as well as Bute and also has a location of 4,074 hectares (15.7 sq mi). Lined up on a south-west to north-east axis, it gauges 8 miles (13 km) in length as well as gets to 3 miles (4.8 kilometres) at its best point. The island's population was 124 as recorded by the 2011 census a rise of nearly 15% given that 2001 when there were 108 usual homeowners.