In the LEED certification glossary, a definition for roof is not given.  Previously in v3, roof was defined as area covering occupiable space.  For a v4 project, could roof areas that cov

I have a client that will be renovating the majority of an old warehouse. Since his lease is > 60% of the building GFA, is he required to do NC?

What are the software available to analysis LCA credit

I have an interesting situation.  I am looking to model a 60 ton (720,000 Btu/hr) WSHP.  The tables 6.8.1 in 90.1 do not identify the efficiency ratings for a WSHP in cooling or heating m

Nice brief article on how to talk to clients about materials transparency. It was the right level of information to send out to the office at large.

There has been some great press in the last couple of days related to Healthy Building Network's (HBN) newly released report "Chlorine & Building Materials Project".  That report

we're doing a hotel.  Owner's preferred guestroom mini-frig is NOT Energy Star compliant (as you know, many appliances that used to be Energy Star no longer are under new requirements).

Hi. I'm Dan Piselli, the new Director of Sustainability at FXCollaborative.

We are maintaining an existing aircraft hangar floor slab and an adjacent concrete apron for reuse as an equipment parking area.

Is a fluid-applied air/water-resistive barrier considered a "waterproofing material" which must meet VOC requirements for exterior-applied products?