For example, a solar panel with a 15% efficiency rating can absorb and convert 15% of the sunlight it receives. Polycrystalline panels have an average efficiency of 13% to 16%. Monocrystalline ...

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Undertakes major machinery upgrades and strategic partnership Lanka Corrugated Industries Ltd. (LCI), a long-standing player in Sri Lanka’s packaging sector, said this week it is entering a new phase ...

And the extra heat is not just a summer concern: During winter, if hotter-than-outside attic air isn’t ventilated, it can create ice dams that cause interior leaks, mold, and roof damage.