Image by code_martial
On the terrace of Star City Serviced Apartments. I was too dumb to realise that zoom was set to 2.0x while having a hard time trying to frame the entire thing and wondering why it wouldn’t fit. Dumb! Dumb! Dumb!
Question by : In using Solar water heater,ETC (Evacuated vacuum tube) or Heat Pipe,Which one is best in performance?
I am Planning to buy a heat pipe model solar water heater,which has a copper tube inside.I think that Heat pipe model is better than ETC model.What’s your suggesstion?
Can you help? Leave your own answer in the comments!