View Full Version : All season windows

01-19-2009, 04:53 AM
They reflect heat in the summer and absorb it in the winter (http://www.israel21c.org/bin/en.jsp?enDispWho=Articles^l2423&enPage=BlankPage&enDisplay=view&enDispWhat=object&enVersion=0&enZone=Technology&)

Seasons Windows are based on a ventilated solar-screen glazing system which converts solar radiation to heat either the inside of the house, or to the outside. In winter, the special tinted and absorbing glass faces inwards allowing short wave solar radiation to pass through, while a panel of clear glass blocks outward radiation.