The Worcester Bosch green star combi boiler is the most popular and best-selling boiler available at the moment this product has been highly recommended by Edinburgh gas engineers. Worcester- Bosch also provides a 5-year warranty on the Green star 25i combi boiler. Gas engineers Edinburgh say that they are easy to use, easy to install and easy to service when needed with a simple control panel to follow this allows quicker diagnostic checks and will therefore help to decide whether or not you need a call out from the engineer . The great thing about this product is the boiler can be controlled by simply downloading the app on your phone or any other device. The Worcester has a wide range of products that includes gas and oil boilers. Hot water cylinder’s also renewable energy technologies such as heat pumps and solar water heating systems . Edinburgh gas engineers say by using these technologies this allows us to have heating and electricity without producing dangerous greenhouse gases. The reason why this boiler is so popular is because it is highly efficient when it comes to the energy usage as it has an above 90% ERP rating which makes this A rated boiler one that can help save you a lot of money on your monthly household expenses. This is because this boiler is designed to lower the carbon footprint in order to reduce the amount of energy that is wasted by the appliance. The Worcester Bosch manufactures system boilers which are ideal for homes with more than one bathroom with a constant supply of hot water then we have the regular boiler which would be used in homes that have more than two bathrooms which is more ideal as a lot of hot water would be used at the same time. Also the combi boilers that produce both heating and hot water on demand these boilers are ideal for homes with limited space.