High performance EIFS sheathing product passes critical fire protection testing

According to Building Enclosure Online: Texas-based Priest & Associates Consulting, LLC., through an engineering evaluation, determined that current code-evaluated exterior insulation and finish systems (EIFS) adhered to DensElement Barrier System are compliant with NFPA 285. According to their evaluation, it can safely replace exterior gypsum sheathing in current code-evaluated EIFS designs. Brent Paugh, President of … Continue reading High performance EIFS sheathing product passes critical fire protection testing

Lloyd Alter on some of the difficult tradeoffs inherent in green building

Once again, some thought provoking writing from longtime sustainable architect and Treehugger columnist Lloyd Alter: The best way to have our buildings use less energy is to insulate them really well. But for a long time, I have also been writing about the problems of insulating with plastic foam, even writing that Polystyrene insulation doesn't … Continue reading Lloyd Alter on some of the difficult tradeoffs inherent in green building

Santa Monica latest city to mandate seismic retrofits for older buildings

According to Rong-Gong Lin II, Raoul Rañoa and Jon Schleuss of the LA Times, the city of Santa Monica is considering a mandated seismic retrofit program: Santa Monica’s safety rules would go beyond what Los Angeles has done by requiring not only wood-frame apartments and concrete buildings to be retrofitted, but also steel-frame structures. The ordinance … Continue reading Santa Monica latest city to mandate seismic retrofits for older buildings

Google bets on massive heat pump system in pursuit of LEED Platinum at new campus

Adele Peters, writing for Fast Company: At a construction site on Google’s new Bay View campus–a few miles from its headquarters in Mountain View, on NASA-owned land near the San Francisco Bay–cranes lift tubing high in the air and drop it into holes that descend 80 feet into the ground. It’s a step that will … Continue reading Google bets on massive heat pump system in pursuit of LEED Platinum at new campus

Proof of Concept: Ultra-thin, insulated concrete roof with embedded PV

Once again, the incredibly brilliant minds at Eidgenössische Technische Hochschule Zürich (ETH Zurich) have announced innovative processes and materials for a better built environment. Phys.org has the story: Researchers from ETH Zurich have built a prototype of an ultra-thin, curved concrete roof using innovative digital design and fabrication methods. The tested novel formwork system will be … Continue reading Proof of Concept: Ultra-thin, insulated concrete roof with embedded PV