Sewerage/water mains issues should be referred to. Have any problems with your water mains? If maintaining your wet central heating system, our electric boiler installs include a power flush, a magnetic filter to prevent future sludge build up as standard and with no emissions, there's no risk of carbon monoxide poisoning. Everyone likes a warm home, especially in the winter months and it’s no secret that heating bills can be costly here’s 3 top tips that can help. Try another search or explore.