Calculates the required radiator output for each room and produces a kilowatt total for the property in order to accurately size a boiler.- Store multiple projects- Email project details and results- Simple drop-down lists for room types, floors, ceilings, walls, etc.- Display radiator output in kilowatts or BTUs- Completely self-contained, with no internet access required- Calculations based on current industry standards- Suitable for use by both professional heating engineers and DIY enthusiasts.Simply enter the details for the property: room types, dimensions, window sizes and glazing, wall, floor and ceiling building materials.The details and results for a property can be emailed by selecting a menu option on the property editing screen.Radiator output can be displayed in kilowatts or BTUs by selecting the relevant preferences menu option on the main screen.