This app provides the user with an accurate break down of where energy is escaping their home by following the guidelines outlined in the CE54 Domestic Heating and Sizing method provided by the Energy Saving Trust.

It is immediately able to give the user an accurate representation of the following:
- Appropriate Boiler sizing
- Individual Window/Wall/Roof/Floor heat loss
- Heat loss as a result of Ventilation
- See how much energy you could save by improving your homes insulative properties.