We comprehend that your time is crucial, which is why we understand that you will benefit from investing less time installing your combi boiler will be a breeze. There will be no requirement to worry about having a pump for your hot showers if you purchase a combi boiler from Direct Heating Supply. You will not need to make area in any area of your home in order to fit a combi boiler inside. The boilers we bring are ErP certified, to satisfy the manufacture requirements established by the European Union, making sure that all boilers now run on an A-rating performance level. Other drawbacks of combi boilers consist of: The pressure from your mains need to be considerable in order for your combi boiler to work properly.