Advantages to warm water: no radiation, heat stable electric film, suitable for children and senior citizens; warm tube construction with life; to provide domestic hot water; after 20 years of development of electric film role, maintenance technology is mature. Disadvantages to warm water: a, pre-installation cost is high. Second, the surface coil to be cleaned, usually 2 to 5 years clean once. Third, the boiler needs maintenance, general maintenance required once every two years. Disadvantages of electric floor heating: not provide domestic hot water, a slight radiation, if there is need to replace all the bad areas. Advantages of electric floor heating: First, maintenance-free, without cleaning; two, low-cost follow-up care; three, high life, warm carbon crystal theory life of up to 50 years. Heating cables: easy to install, disk line + thermostat. 100 m2 need 2 days to 4 people. 2, the heating effect: plumbing system: Warm-up time 3 hours or more electric film brand, leveling the ground at least 4 hours or more uniform, the temperature difference between the hot cold 10 ℃. Heating cables: Preheat electric film specifications 2-3 hours soaking time is about four hours, the temperature difference between the hot cold 10 ℃. 3, related supplies: Plumbing System: Because more than 55 ℃ temperature inside the pipe, so the thickness of 3cm below ground concrete will crack, you must install the steel mesh, increased by at least 30 yuan / m2 of cement costs. Heating film, heating film, Guangfu appliances provided by Yiwu Guangfu electrical firm. Yiwu Guangfu electrical firm (www.gfdqsh.5858.com/) strong, credible, Jinhua in Zhejiang plumbing hardware industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Guangfu appliances and you hand into the brilliant, for a better future!