List the main advantages of the Hills ESTEEM TM Solar evacuated tube collectors over flat plate collectors?
HIGHEST RATED EFFICIENCY Efficiency comparison graphs between Hills Evacuated Tubes and other hot water heaters on the market show the collector is on Average up to 160% more efficient per m2 of aperture than the Flat Plate Solar Collector. Click here to view independent efficiency graphs. The Hills ESTEEM TM solar hot water systems also have an average of 4 or more REC’s allocated to them than any other evacuated tube solar hot water system. Putting it simply – they are the most efficient out of all your options! HIGH HEAT / UV LIGHT CAPTURE CAPABILITIES wind and cold temperatures have much less effect on the efficiency of the evacuated tube collector. The system will capture up to 97 percent of the sun’s energy. FREEZE PROTECTION Hills ESTEEM TM Solar System has passed the AS/NZS 2712:2007 Standards for Severe Freeze Conditions to -15 degrees Celsius for a 10 hour period. In comparison flat panel systems require “antifreeze” systems using glycol (antifreeze chemicals) to be installed
