As much as 70 percent of the sun's heat rays can be reflected from one's house by the installation of a white or light-colored roof.
The Owner Built Home: A How-to-do-it Book (1972)
As much as 70 percent of the sun's heat rays can be reflected from one's house by the installation of a white or light-colored roof.
The Owner Built Home: A How-to-do-it Book (1972)