Laminate is very "democratic" floor covering in relation to the bases. It can be put on any surfaces – cement screed, tile, wooden floors. As draft floor under laminate it is possible to lay plywood on hand-packed stones. It will make floors warmer to the touch and will improve apartment sound insulation.
The membrane tank is established in order to avoid rise of pressure in heating system which arises when heating due to expansion of the heat carrier. Emergence of membrane tank has allowed to do mounting of heating services without contact with the atmosphere, the long term of work is caused by lack of friction between membrane and wall of tank. The membrane tank also prevents boiling of water in heating services and fills up in case of leak system with water.