Fiber glass can achieve a RESNET Grade 1 wall when properly installed with a complete air sealing solution.2 No matter what the insulation choice, the builders shared a perspective that focusing on proper technique is critical to achieving the highest level of performance.

Decker said he sees continual attention to detail as essential, and even leverages it as a point of differentiation. "Fiber glass is a great insulator at any code level when installed properly," he said. "We do things other local builders don't do to ensure insulation is properly installed."

By using professionalism and care in addressing installation issues such as batt compression, vapor retarder facings, insulating around other components like pipes and wires within the cavity and intricate framing areas, it is possible to use fiber glass to cost-effectively build homes that are among the highest performing.

Visit InsulationInstitute.org and see how to achieve a RESNET Grade 1 wall with fiber glass. Watch now»