A typical 20-year-old house with adequate attic insulation loses more energy to air leaks than from any other source. A barely noticeable 1 /8-inch-wide gap around an exterior door is equivalent to a ...
Dear Pat: The doors in my parents' old house had interlocking weatherstripping, and it sealed very well. Is it still available, and how can I install this type of seal on the doors in my newer home? - ...
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