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.
Kelso
Kelso is a market community in the Scottish Borders location of Scotland. Within the boundaries of the historic area of Roxburghshire, it lies where the rivers Tweed and also Teviot have their confluence. The town has a population of 5,639 according to the 2011 census as well as based upon the 2010 definition of the region. Kelso's primary tourist attracts are the destroyed Kelso Abbey and also Floors Castle, a William Adam created home finished in 1726. The Kelso Bridge was made by John Rennie that later built London Bridge.