Min nye bil under bestilling.
Får den i september:-)
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
Wee Gruppen Source: Wee Gruppen
Perovskitt gjør vanlige silisiumsolceller mer effektive. Source: Et billig materiale kan øke solcelleeffekten med 50 prosent – Tu.no
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…
Source: Bulgaria Guide: Heating & Air-conditioning, Heathing systems and costs: As a mountainous country Bulgaria has
Source: Wood Heat – Step 7: Agricultural Wood-Burning Applications – E3A4U: Exploring Energy Efficiency & Alternatives
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