Top building products for September 2024

BD+C editors are now accepting submissions for the annual 75 Top Building Products awards. The winners will be featured in the November/December 2024 issue of Building Design+Construction. 

The American Institute of Steel Construction and the Steel Joist Institute recently released a comprehensive roof design guide addressing rain loads and ponding. Design Guide 40, Rain Loads and Ponding provides guidance for designing roof systems to avoid or resist water accumulation and any resulting instability.

Scientists at the University of California Santa Barbara published a paper that proposes adaptive roof tile technology that can adjust to ambient temperatures. Using a wax motor, tiles could switch from a heating or cooling state enabling savings on heating and cooling costs.

From a bladeless rooftop wind energy system, to a troffer light fixture with built-in continuous visible light disinfection, innovation is plentiful in Building Design+Construction's annual 75 Top Products report. 

Bold cantilevered designs are prevalent today, as developers and architects strive to maximize space, views, and natural light in buildings. Cantilevered structures, however, present a host of challenges for building teams, according to José R. Rivera, PE, Associate Principal and Director of Plumbing and Fire Protection with Lilker.

Construction input prices fell 0.6% in May compared to the previous month, according to an Associated Builders and Contractors analysis of the U.S. Bureau of Labor Statistics’ Producer Price Index data released today. Nonresidential construction input prices declined 0.5% for the month.

Dividing the outside environment from the interior, the building enclosure is one of the most important parts of the structure. The enclosure not only defines the building’s aesthetic, but also protects occupants from the elements and facilitates a comfortable, controlled climate. With dozens of components comprising the exterior assemblies, from foundation to cladding to roof, figuring out which concerns to address first can be daunting.

The Biden Administration’s proposal on building materials rules used on federal construction and federally funded state and local buildings would significantly boost the made-in-America mandate. In the past, products could qualify as domestically made if at least 55% of the value of their components were from the U.S.