Q.Builders in cold climates often go beyond code-required attic insulation levels, especially when using a relatively inexpensive material like blown-in cellulose. Is the same approach helpful in cooling climates?
A.Mike Rogers of Green Homes America, a home- performance contracting company with locations across the country, responds: Yes, it is helpful. Too often homeowners and contractors think of insulation as a warm blanket intended primarily to keep the heat in. But that's the wrong analogy: It's really more like the insulated mug that I use to keep...
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