About Mastic Siding
For generations, low-maintenance Mastic siding from Ply Gem has been the number #1 choice among homeowners, builders and remodelers. Solid and tough, Mastic premium siding stands up to extreme weather, requires little maintenance, and is an eco-friendly choice for your family. Best of all, you’re covered with an industry leading V.I.P. limited lifetime warranty backed by Ply Gem, the 75-year leader in pioneering performance home exteriors.