Drill pilot holes in the tongues then nail and countersink through the tongues (but not the faces) to carry the boards set up. If setting up around concrete, you might have to apply a moisture barrier. If your property has Wooden subfloors, be sure they’re at the very least 3/4-inch https://archerunxfg.mybloglicious.com/53095524/flooring-near-me-fundamentals-explained