Building Science

Rolf Jacobson of the Center for Sustainable Building Research (CSBR) at the University of Minnesota, outlines his research examining the performance of eight different Passive House Walls systems.

Why would a company support regulation that would ban its own products? To be sure, ethics and responsibility played a role, but so did a desire to influence the regulatory process. 

Because of spray polyurethane foam’s unique attributes, the material is widely recognized as an optimal solution for unvented attics, as well as for roofing, walls and ceilings. 

A new analysis from Frost & Sullivan finds that one "green-building" concept gaining prominence is the net zero–energy building, which generates as much renewable energy as is necessary onsite.

A new ICC policy requires a code change proponent indicate whether the code change proposal will increase the cost of construction and substantiate the cost impact.

Here’s a Q&A on ‘What to do about mold on framing lumber?’

Seasonal movement of roof trusses can cause gaps to open up at the wall/ceiling intersection. 

The supply chain has changed dramatically since the recession, making the same old way of doing things no longer good enough. 

Michael Anschel has hopes that architectural panels will soon help fill a need in residential building. In this segment, he and Carl Seville look at Dri-Design wall panels made from recyclable materials like aluminum, zinc, and copper.

Rep. Michaud sent a letter to the President stating, “I respectfully request that you act to better link performance standards with federal funding opportunities, rewarding states and other grantees that pursue cost effective projects with extended lifespans.”