Non-pressure solar water heater Performance
1.Solar water heater the coating inside of vacuum tube absorb the sun energy.
2.the water inside of the vacuum tube
3.the vacuum tube insert into the non-pressure tank,so the hot water and cold water could circulate by themselves because of the different density.
4.non pressure tank have pu layer to keep the water hot and storage the water open loop type,through the water head,supply the hot water into the shower room
6.Solar water heater easy to install and high heat transfer rate over 95%.
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Non-pressure Solar Water Heater

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