Eos Instant Floor system® Rejuve Plank by Artisan Floors. I go over: Both concrete or wooden subfloors. I can be: Quick Float, Glue down, Nail Down. I am: Real Hardwood Engineered. 1/2" x 6 3/8" x 47 1/2". Janka Hardness Rating: 1450, Tongue & Groove...