Wall Shiplap PRE Paint White 7-1/4" x 96", $14.32 USD/Box, LL Flooring (Lumber Liquidators)

Shiplap is gaining popularity in interior design as a wall board originally used for exterior siding on homes and outbuildings, now popular inside the home. Details include a thickness of 3/8" and construction from paintable PVC wrapped MDF. It's not suitable for outdoor application.