Beauty and the beast upstairs

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The same features that are often added to the top story of homes to give them distinctive architectural beauty can also make them rather beastly to heat or retrofit. One-and-a-half-story houses, like the Cape Cod-style…

Air sealing in occupied homes

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  Over the last decade, many new techniques have evolved for improving the airtightness of existing homes. With this increased ability has come the responsibility to be comprehensive. There are few areas of residential construction…

Air sealing in low-rise buildings

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Reinforcing the pressure barrier in low-rise multifamily buildingsĀ can increase occupants’ comfort and savings. Multifamily buildings vary widely. They range from houses divided into three apartments to 500-unit high rises. So a weatherization project must be…