Eric's complete system - which includes home-made panels, supply pipes, coolant, solar balloon, circulator, and a regulator - is profitable in two to three years. The panels installed at his house are in their eighteenth year.
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Eric's complete system - which includes home-made panels, supply pipes, coolant, solar balloon, circulator, and a regulator - will be profitable in two to three years. The panels installed at his house are in their eighteenth year.
Version actuelle datée du 19 juin 2018 à 14:08
Eric's complete system - which includes home-made panels, supply pipes, coolant, solar balloon, circulator, and a regulator - will be profitable in two to three years. The panels installed at his house are in their eighteenth year.
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