Energy bills have been increasing. There are still ways to reduce this.
Video – How to adjust a Vaillant ecotec pre 2012 flow temp adjustment from default 75 to 55 degrees
Disclaimer: Information on this website is provided for informational purpose therefore we cannot accept liability for subsequent problems. All repair tasks should be carried out by qualified trades people. We may also receive commission payments when you are taken to external websites and complete purchases from third party sellers, once you leave our site, we cannot be held liable for your purchases.