Q: Our home is 35-40 years old. The blown-in insulation in the attic has settled in most places to about an inch below the rafters. Should we, 1. Have more blown in? 2. Remove the old insulation first ...
(MENAFN- GetNews) Infrared light has a significant thermal effect, which easily leads to an increase in ambient temperature. Ordinary architectural glass has no heat insulation effect which can only ...
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