With its intelligent heating and cooling system, the FLOOR and more® comfort dry hollow floor ensures a pleasant room climate. The comfort hollow floor panels are made of fibre-reinforced calcium sulphate. Pre-milled grooves on the top to accommodate the heating and cooling pipes are closed with filler after installation. The FLOOR and more® hollow floor panels in combination with a dry mineral fill and a decoupling level create the necessary weighting of the solid wood floor, which can be used optimally as a substrate for the necessary installation. FLOOR and more® in combination with a dry mineral fill and a decoupling layer create the necessary weighting of the solid wood floor, which can be optimally used as a substrate for the necessary installation.