Among the insulation materials that are sealants, installation foam is most popular. It includes chemicals that are produced from raw oil, catalysts, substances that have anti -gun and refractory properties, and gases — fillers. These substances react and form polyurethane foam, which is contained in the foam. The mounting foam can be classified according to the chemical composition into one -component and two -component. In the first case, the substance reacts with moisture from the surrounding air, then increases in volume and becomes solid. The composition can harden for almost a day. Recently, the construction of a turnkey sauna is often carried out in more detail about this will not be superfluous about this.
