brass automatic drain water valveMax. working pressure:10 barAmbient temperature range:-30–90°COpening temperature:4°CClosing temperature:8°CAccuracy:±2°CConnections:G3/4" or NPT3/4"Body material:BrassThread:Male threadNet weight0.14 KGSGross weight0.15 KGS Operating principle:When the water temperature below 8℃. This causes the sensor to move and open a tiny passage so that water can drain out, this prevents water from freezing inside the pipe. When the temperature below 4 ℃,the valve opened completely. The water will be flow out from the solar panel . When the temperature above 8℃, the valve will be closed. Package size : 1. small carton (mm) : 150*87*52 ,7 pieces antifreeze valve in one small carton .2. middle carton (mm) : 310*245*130 ,70 pieces antifreeze valve in middle carton .3. middle carton (mm) : 310*280*200 ,140 pieces antifreeze valve in middle carton .4. big carton (mm) : 470*325*190 ,210 pieces antifreeze valve in big carton .Trade Term :1. Country of origin : Shenyang of China2. Date of delivery : spot or production time 5-45 days .3. Production capacity : 5000 pieces every month .4. Port of shipment : the nearest sea port is DALIAN , the nearest air port is SHENYANG .5. Payment term : spot goods :100%TT , customized products : 30% in advance before production , 70% balance before delivery all the goods .6. MOQ : 200 pieces7. Warranty : free warranty in 3 years .

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