Home Builder Shawn Jessup, owner of S. D. Jessup Construction, Inc., is now a five-time winner of a DOE Housing Innovation Award, recognizing forward-thinking builders constructing energy-efficient homes on the path to Net Zero. Having accomplished this feat first in 2017 and for the past four consecutive years, that puts him in rare company.

A newly released study by ICF, an international consulting firm with expertise in the energy and energy efficiency sectors, shows that upgrading building envelope insulation and air sealing leads to substantial energy savings and carbon emission reductions.

This past Spring, the U.S. Environmental Protection Agency’s ENERGY STAR Program launched a new initiative, the ENERGY STAR Home Upgrade, targeting six high-impact energy efficiency improvements for existing homes to cut energy use and cost. These fixes will also improve home comfort and lead to a cleaner, healthier home.

NAIMA recently released a new version of its popular 3E Plus software, which allows users to calculate the appropriate thickness necessary for any application of pipe or mechanical insulation.

Blown-in insulation installers know that measuring it in an attic is key to delivering the required thermal performance and receiving a Grade I install. That is typically accomplished by installing attic rulers throughout the space, so there is one for every 300 sq. feet of attic space. Accurate measures are needed to meet code requirements,...

New homeowner Evelyn Cagnetti recently contacted NAIMA to share her frustration about her new Energy Star home, which she had built in February of last year. Shortly after moving in, Evelyn noticed that the upstairs was hot, stale, and stuffy during the winter months. Still, she didn't know why until she checked the second-floor ceiling and found...

If you’ve been following our blog for some time now, you know that we write regularly about basic building science. In fact, we completed a primer, Building Science 101 with Building Scientist Allison Bailes a few years back. Dr. Bailes, a Georgia resident, recently wrote the state’s Department of Community Affairs to object to a proposal that...

Experts predict that 20-30 percent of the U.S. workforce could be working from home multiple days per week by the end of 2021.[1] With this shift to remote work, a dedicated home office becomes essential, and optimizing that space for functionality and comfort is a top priority.

NAIMA has released a new report that documents the acoustical performance of residential wall cavity insulation products. The report is based on research conducted by Intertek Labs that tested seven wall assemblies with variations in cavity insulation products, including fiberglass, mineral wool, open cell spray foam, closed cell spray foam, and...

Architect Terry Smith of TDSA Architecture in Washington state recently contacted NAIMA with a question about how to properly insulate various types of roof trusses – both conventional and scissor type. Terry rightly pointed out that insulation is intended to be most effective when uniformly applied or layered to cover the full extent of the space...