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cold weather lights

  1. Electrical
    Three identical outdoor fixtures installed in September. All worked fine. Cold weather arrived and one of them does not turn on, the others do. When day (or night) is warmer, say, over 30F, the faulty one works again. The bulbs are CFLs, but not the screw-base type. Instead, they have four...
  2. Electrical
    Is it true that HO lights will come on bright even in cold conditions?
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