solar water heater collector , solar water heater, split solar water heater,CE,EN12975,KEYMARK Product Description Solar Collector ... a working pressure of 0.6 MPa. 2Solar water heaters can still work even with several tubes ... of the solar connector Zinc coated steel sputtering manifold. Frame Zinc coated steel corner sputtering frame Heat ... 0.6MPa Daily efficiency >50% solar water heater collector