If you love natural light in your home but don't enjoy the extra heat in the summer, this tool from the Lighting Research Center allows architects, builders, and others involved in the design of your custom home to determine how much light can be brought into your home without it getting too hot or being too cold. This article from customhomeonline.com explains more:
![Living room lit by natural light from outside](/images/jch-optimize/ng/images_Blog%20Images_daylight-1400x800-c.webp)