Calculate the cost of the pump Object type: * HouseWarehouse spaceApartmentOther The object has already been built and is in operation? * YesNo Type of existing heating? * GasElectricitysolid fuel boilerOther Room area: sq.m. * Annual expenses (m3, kWh, tons) Heat dissipation through * Warm floorBatteries/RadiatorsFancoilsOther Number of permanent residents * roof insulation thickness * No102030Other wall insulation thickness * No50100-150mmOther How can I call you * Your PHONE * E-MAIL