Preserve Austin Window Lecture Jan 2013

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.

Preserve Austin Window Lecture Jan 2013

Design

Transcript of Preserve Austin Window Lecture Jan 2013