1. The heating water quality must meet the national water quality standard for low-pressure boilers.
2. The applicable heating medium temperature is not higher than 95°C, the PH value is 7-12, the content of chloride and sulfate is not more than 100mg/L respectively, and other indicators should be based on the water supply situation of the heating system.
3, the use of constant pressure closed heating system, select the constant pressure expansion tank driven diaphragm.
4. In the non-heating season, the heating system needs full water maintenance.
5, control the amount of water leakage, the annual leakage should be ≤ 5.
6, connecting steel plate radiator can choose to use galvanized steel pipe, brass and aluminum-plastic composite pipe, water gas transmission pipe.
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