There's a sense that using green building materials in commercial (or residential) construction have a higher upfront investment. But a new report from the UK suggests it's the opposite.
Get the answers to some of the common questions regarding spray foam insulation in unvented attics for homes in the hot, warm southern USA climate zones.
In most homes in the southern United States, the level of insulation found is adequate for achieving an energy efficient home. However, air leakage and duct leakage are typically high, resulting in high energy bills, comfort problems, and poor indoor air quality.
The U.S. Department of Energy has announced it will invest up to $14million in R&D projects for energy efficient technologies designed to help reduce energy loads, save money and create a greener future.