Constantin Paganis

Constantin Paganis

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Constantin Paganis
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hybrid solar tubes generating electricity and hot water.

Solar Panel-In-a-Tube Generates Power and Hot Water At the Same Time Solar photovoltaic cells and solar thermal collectors both capture the sun's rays. The first one turns the light into electricity, while the other turns it into hot water for heating.

Put the heat exchanger on the stove

Wood-fired Hot Tub Perfect for friends. It can be carried in the back of a small pickup truck. It takes about 3 hours to get up to temperature and.