Resistance to color changes after accelerated weathering tests using UV light and heat to mimic exposure siding would encounter on an actual home. The CertainTeed Monogram Double 4" Clapboard is ...

The CertainTeed CedarBoards Insulated Double 4" Clapboard is part of the Siding test program at Consumer Reports. In our lab tests, Siding models like the CedarBoards Insulated Double 4" Clapboard ...