Diamond Kote® Building Products is an industry leading brand of pre-finished LP® SmartSide®, re-manufactured by Wausau Siding Systems™. The Diamond Kote® Siding System provides solutions that deliver value for builders, architects and homeowners.

Diamond Kote® Building Products is an industry leading brand of pre-finished engineered wood siding products. The Diamond Kote® siding system provides solutions that deliver value for builders, architects and homeowners. Diamond Kote® Pre-finish is an advanced paint technology providing lasting durability backed by a 30-Year No Fade Warranty.

Our products are built on LP® SmartSide®, an engineered wood product treated with a SmartGuard® process to withstand extreme temperatures, heavy humidity, freeze/thaws and everything in between.

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.

From elegant mantels to crown mouldings to crisp corner posts, trim truly adds the finishing touch to your home’s exterior. Constructed of high-performance vinyl, Ply Gem trim lasts longer than wood and is virtually maintenance-free. It’s easy to install and can be painted to custom match your siding color. Best of all, Ply Gem trim makes a big impact on your home’s curb appeal with very little effort.