These rechargeable motors on Insolroll interior solar screen and blackout shades have built-in lithium ion batteries that are used with a solar panel charger or plug-in charger. The 18-inch width ...

The DOE considers window shades the simplest and most ... they can help reduce both solar heat gain and heat loss. Both interior and exterior blinds help reduce solar heat gain while maintaining ...

With the application of the “deep veil” shade apparatus, solar heat gain and glare are ... the material from consideration. The aluminum screens were positioned in a manner which corresponds ...

Window awnings can reduce solar heat gain by up ... to control heat loss through interior window blinds, although they do offer flexibility. Unlike shades, you can adjust the slats to control ...

An optional solar-charging accessory can be used to extend the life of the battery. There are 15 different styles of roller shades, ranging from the sheerest solar models to full blackout shades.

A plan to build the largest solar energy project in the U.S. just north of Las Vegas was approved Monday by the Interior Department. NV Energy’s Gemini Solar Project, which will be built east of ...