Who knows what evil lurks in the hearts of cast-iron radiators? Given their cave-like interiors, it could be anything—dust piles, pet and human hair, toenails, candy wrappers, even chunks of drywall from long-ago renovations. All of which can contribute to foul odors and decreased efficiency in your home’s heating system.
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from Wirecutter: Reviews for the Real World https://ift.tt/3BZxXXy
