preserve austin window lecture jan 2013
DESCRIPTION
Presentation given at Preservation Austin's Wood Window Restoration Workshop on January 29, 2013 by Meghan Kleon, LEED APTRANSCRIPT
Preserva'on Aus'n WINDOW RESTORATION WORKSHOP Tuesday, January 29, 2013
Photo: Edi'n
g Luke
sustainable design historic preserva'on
why keep wood windows?
historic value character-‐defining
durable old growth wood superior quality
repairable job-‐crea'on
cost-‐effec've
“Saving Windows, Saving Money: Evalua'ng the Energy Performance of Window Retrofit and Replacement,” Na'onal Trust for Historic Preserva'on
saves energy Photo: Edi'ng Luke
raw material extrac'on transporta'on manufacturing/produc'on use recycling or disposal
Life Cycle Assessment of a Building {
“Saving Windows, Saving Money: Evalua'ng the Energy Performance of Window Retrofit and Replacement,” Na'onal Trust for Historic Preserva'on
wide roof overhangs awnings shu\ers blinds, shades
window selec'on
sustainable design • durable • locally available • salvaged
historic preserva3on • longevity • regionally appropriate • in-‐kind replacement
From “Structural Materials in Historic Restora'on: Environmental Issues and Greener Strategies, ” APT Bulle)n 36: 4, 2005 {
Where to start?
Photo: Edi'ng Luke
the windows aren’t the problem
where air escapes from a typical house Based on data from Energy Savers, U.S. Department of Energy Illustra'on: Blank Space LLC
current energy use pa\erns insula'on levels air leakage mechanical systems priori'ze energy efficiency measures
Blower door test during a home energy audit Photo: Hammer and Hand, Portland
Eli Whitney House, Connec'cut Trust for Historic Preserva'on Headquarters, prior to energy retrofit Photo: Green Star Building Performance Contractors
reduce air leakage
agc insula'on, radiant barrier insulate crawlspaces seal and insulate ducts and pipes weatherstripping add appropriate awnings, shading devices
restore, don’t replace.