Apr 04, 2014 11:15 PM
11403 Views
We installed 150 liters per day Kaltech energy solar water heater 2 years before. So far no complaint except one time three tubes broke, reason not known, but they come next day and replaced tubes. Charged us, but said no guarantee for breakage of glass which made me a bit uneasy; but there is hot water always. Will recommend this solar water heater to everyone.