- Select the 2D windows layer
- Think again about where you want to have windows, how many and how big
- Think about where the sun will be in summer and winter at different times of the day
- Think about how warm or cold windows can make a room
- Think about how much light you want or need in the different rooms
- Think about what you can see out of the windows
- Select and drop the window component onto the grid, and move/rotate to align properly
- You can copy windows panels with move+cmd to make a wider window