This basic moulding accents walls and more. It also becomes a versatile addition to windows, entryways, wall panels and furniture. In addition to our basic mouldings, we also offer an extensive selection of urethane accents that bring out the beauty in your home. Flat trim moulding can be used in conjunction with the urethane accents of your choice for extraordinary results. Flat trim moulding is crafted in urethane. Urethane molds with the precision and detail that makes it a modern favorite. Urethane moulding includes a closed cell structure that prevents the absorption of moisture. Flat trim will not warp, crack or decay. It is also pre-primed.