Supplier of steep- & low-slope roofing products: the patented Shangle; laminates; durable three-tab shingles; Symphony slate series mimics look & feel of natural slate; an Energy Star product; long warranties.
Marvin Windows and Doors
Manufacturer of wood windows & doors: clad & clad-wood; special shapes; custom sizes & more than 11,000 standard sizes; historical replicas; interior & exterior storm windows.
