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Can unglazed photovoltaic panels be used
They can be used throughout the whole year and in many different climates. Both unglazed and glazed collector systems must have freeze protection if they are used under colder conditions. According to National Renewable Energy Laboratory (NREL), solar cells can absorb up. . Unglazed collectors are also used for indoor pools in colder climates because then the water will go back to the pool when not used. 6 (a) (3) (ii)) or 40 CFR Section 261.
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