How To Seal A Whole House | This Old House

Air infiltration is a major issue for any homeowner concerned about energy efficiency. Richard uses new technology to seal an entire building against air leaks. #ThisOldHouse #AskTOH SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse About This Old House TV: (If applicable) This Old House is the No. 1 multimedia home enthusiast brand, offering trusted information and expert advice through award-winning television, a highly regarded magazine, and an information-driven website. This Old House and Ask This Old House are produced by This Old House Ventures, LLC and are presented on PBS by WNET Washington. Follow This Old House and Ask This Old House: Facebook: http://bit.ly/ThisOldHouseFB Twitter: http://bit.ly/ThisOldHouseTwitter http://bit.ly/AskTOHTwitter Pinterest: http://bit.ly/ThisOldHousePinterest Instagram: http://bit.ly/ThisOldHouseIG Tumblr: http://bit.ly/ThisOldHouseTumblr How To Seal A Whole House | This Old House https://www.youtube.com/user/thisoldhouse/