The Most Common Complaints About County Durham boiler installations, and Why They're Bunk
http://crmag.co.uk/Here-s-What-Industry-Insiders-Say-About-New-Boilers.html
Vaillant are renowned for being a prestigious boiler provider and thats because they constantly provide user-friendly and highly efficient boilers, the Heatline is no different in that sense. The Ideal Logic are