Replacing windows requires sealing and caulking window frames

Tuesday, November 9, 2010 at 11:10AM
PWG Editor in Building Envelope, Weatherization, heat loss, insulated glass, window replacement

When replacing windows, prevent unwanted heat gain or loss in the building by using Energy Star or National Fenestration Rating Council rated windows. 

www.nfrc.org  

Article originally appeared on NYC Green House (http://greenguideny.com/).