Hardi has about 30% cellulose fiber in it and the rest is cement. Hardi shrinks after it is installed so you must keep it tight to the the next board and not leave expansion gaps on either side. It de ... read more
Since 80% of a window is glass, it is always wise to pick the right glass for the direction the window faces in your home. LowE 366 Argon filled glass for the south and west exposures may be the best ... read more