HempWood Natural Flooring is safe for our consumers with ultra-low VOCs due to our no-added formaldehyde soy-based adhesive. The engineered format offers ease of installation, multiple subfloor applications, and the ability to be refinished up to four times. HempWood Natural Flooring has a Janka Hardness Rating of 2,200 lbf, which is 20% stronger than American white oak. The flooring is also Carb 2 and TSCA VI Compliant. In addition to the ultra-low VOCs, the fire rating is Class 1, which is well above industry standard