Mens strømprisene er vinter-høye: Frysperiode for å bytte strømleverandør – Nå er det sjokkpris på strøm – og du nektes å bytte strømleverandør – Dagbladet

You would think that the more sunlight that hits a solar panel, the better. When it comes to efficiency though, that’s not the case – as photovoltaic cells heat up their efficiency decreases. To capture that heat and put it to good use, a team of scientists from Brunel University London has created a hybrid…

Innebygget i takstein. Source: Nå kan du få solceller på taket – uten at det synes – Tu.no

Estimating the Cost and Energy Efficiency of a Solar Water Heater Source: Estimating the Cost and Energy Efficiency of a Solar Water Heater | Department of Energy

Perovskitt gjør vanlige silisiumsolceller mer effektive. Source: Et billig materiale kan øke solcelleeffekten med 50 prosent – Tu.no

Får den i september:-)

Heat pump – maximum efficiency with minimum bills. Complete solution for the needs of your home. Up to 70% lower bills for heating, cooling and hot water. Source: Heat pump – heating, cooling and hot water in one