Ever wonder why your home seems to always be cold in the winter and uncomfortably warm in the summer? According to Energy Upgrade California, an energy efficiency program administered under the auspices of the California Public Utilities Commission, if your home was built prior to the 1970s, it probably doesn’t have wall insulation. If it was built prior to the 1960s, it may not have any insulation at all. With the large number of older [Read More...]