How Does Energy Recovery Ventilation Work This Old House

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=i7US4TmyD6k

Richard Trethewey shows how Energy Recovery Ventilation works by using different colors of smoke to follow the air flow through an ERV unit. • #ThisOldHouse #AskTOH • SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse • Energy recovery ventilation units keep fresh air in the house without sacrificing the energy used to heat or cool the air. • About This Old House TV: • 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 Does Energy Recovery Ventilation Work? | This Old House • / thisoldhouse

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