High Performance Envelope. What’s next?

In January, the ASHRAE working group voted 18-1-1 in favor of withdrawing the proposed ASHRAE 189.1 addendum to reduce the allowable prescriptive window area.  The lead on the task group  released a statement explaining why he abstained from the vote. In the end he challenged “this committee and the manufacturers of high performance windows to propose a suitable replacement to this WWR proposal so the 189.1 standard is providing guidance on high performance envelope design.”–Jon McHugh

Mark Silverberg wrote an insight piece today discussing “After WWR- What Next?”; what defines a great building?, what are the drivers?, market demand, etc.  He concluded that,

“We need a fundamentally new approach to collaboration within the supply chain to comprehend, address, and ultimately solve the complex challenges of the built environment.”

Read more. 


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