White Roof Project Why Do We Need White Roofs

Solar panels are a better idea than white paint he says.

White roof project why do we need white roofs.

There are many small scale initiatives in cities to make roof surfaces more reflective. We all learned in school that the color white reflects heat and the color black absorbs it. Our seamless roofs also last longer reducing your long term maintenance costs. If roofs were painted white on the other hand the effect would be lessened.

For now we base our evaluation on the best data we have from the crrc the doe and cash. Volunteers have taken white paint to nearly 7 million square feet of tar roofs in the city though that is still only about 1 percent of the potential roof area. White roofs aka cool roofs are a hot topic these days as a means to help stem global warming. Commonly referred to as cool roofing it has received a stamp of approval from the state of california which has adopted its use in its building codes.

White or reflective roofs have been in use for the past 15 years. Well this same principle applies to the color of your roof. Unlike green roofs which can require considerable infrastructure to support and maintain cool roofs can be achieved with a painted on coating to an already existing roof. White black membranes need not create black roofs.

Ballasted black membranes can have similar performance to white. It has become a leed leadership in energy and environmental design standard of the u s. New york for instance introduced rules on white roofs into its building codes as long ago as 2012. Ever remember your coach telling you not to wear black to practice during the summer.

Or do you know from experience how black cars are like ovens on a hot day. However while this measure may have some positive results for individual homes looking to save energy in the long run some evidence shows that if we painted all our roofs white it might be damaging to the environment. Most of us know better than to wear black on a hot day but when it comes to the roofs on our. We create a watertight seal fully adhered to your existing roof eliminating the need to tear off and dispose of the existing substrate.

Earlier studies have suggested that whitewashing roofs can have a cooling effect. Vegetated green roofs can use black membranes because performance isn t affected by the membrane solar reflectance. There are several different types of reflective roofing materials. Our fluid applied roof systems can save 30 50 percent over a traditional roof replacement project.

What do white roofs do. While white reflects.