The Everest laminate flooring by Mono Serra has a grey colour with a wood grain finish. The 31-AC3 class floor has micro V grooves on 4 sides and is installed plank by plank with the drop lock UNIFIT installation system. Underlay not included. Possibility to install on an underfloor heating system. The box contains 6 boards (12 mm x 189 mm x 1200 mm) and covers 14.59 sq. ft. 15-year limited warranty. Compatible with a heating cable.