It’s this snug fit and seamless look that makes tongue and groove the industry standard for hardwood flooring ... ll save ...

This type of joint is called a dado. Tongue and groove boards can be used for many things, such as walls, ceilings, flooring, ...

My favorite floor-grade softwood is standard 1-by-6 pine in No. 1 and No. 2 grades with tongue-and-groove edges. These grades of wood may have a few knots and other imperfections. The tongue and ...

I ordered 400 square feet of tongue-and-groove yellow pine in 8-inch-wide, 1-inch-thick planks. Today, wood flooring is normally 3⁄4-inch thick or less—because it’s usually laid over a ...