Start using the
Facade Design Tool

See the Facade Design Tool User's Guide for how to use the tool and for all information on design conditions and assumptions.

The Facade Design Tool lets you choose the design conditions of a window and rank and compare the performance data in terms of annual energy, peak demand, carbon, daylight illuminance, glare, and thermal comfort. After a location, building type, and orientation have been selected, you have the choice to Refine & Explore or Compare the performance data of window design options that you define in terms of orientation, window area, daylight controls, interior shades, exterior shades, and window type.