| 摘要 |
The invention relates to an air collector for heating flowing-through air by solar energy. It consists of a black absorption foil, a transparent covering foil and a spacer arranged between the two foils, the covering foil (11) consisting of a separate, smooth foil and the spacer (10) consisting of a separate, three-dimensional spacing lattice produced from plastic wires or threads (Fig. 1). <IMAGE>
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