Large electric boiler of 70 square meters
70 square meters is the heating area of most homes at present, mainly bungalows and two-story buildings. There are many heating options for this area. You can choose heating pipes, PTC heating or electromagnetic heating. The electric boiler power is about 6-8KW . The external heating system can choose between radiators and floor heating.
The heating stove must be 0.5 meters to 1.5 meters below the radiator. Each room (20 square meters) is equipped with 9-13 heaters and a group. Install according to the amount of people's activities, the house where most people are often installed a few more pieces. The pipe can be chosen as 20mm quarter, pay attention to not thicker and warmer, thicker and slower flow rate. The slower the cycle. Keep the tubes short and less curved. Run wind at the end. The pipes must be installed with a slope, all sloped in one direction (easy to vent). Every home heating and stove water return valve should be installed with valves for easy maintenance. You don't have to light up the water in summer. Can be used for several more years.