1, Water heater can not be installed in a closed room, must be in circulation with the atmosphere;
2, Strong row room water heater can not be installed in the bathroom;
3, The installation of the wall must carry the weight of the water heater;
4, The part of the exhaust pipe can not encounter flammable items, such as flammable materials need insulation plate (the use of a thickness of 3mm non-metallic non-flammable materials);
5, The sides should be left with 200mm, positive front should be left with 600mm space.