The Retrofit Of All Retrofits<br>Residential Retrofit
A little solar power goes a long way.
"The house was an energy sieve, and was crying for a retrofit," says Mike Tierney of Aspen Solar in Aspen, Colo. The 1970s residence was built with minimal wall and ceiling insulation, R11 and R19 respectively. "In Pitkin County there are strict codes on snowmelt usage, and with solar the client can expand his snowmelt square footage."