In the Passive House session at the Winter Summit, I spoke about a Massachusetts DOER report that found that meeting the new energy code in MA (passive house or better in most cases) is cheaper for

Does anyone have experience doing a soil survey to determine whether the site was on prime farmland? How have people determined whether their site was on prime farmland?

Has anyone run into the issue of fire marshall not allowing desk fans due to potential fire hazard? If so, what was the solution?

Folks,

Question for you all: there is this wonderful graph showing how we can shift mechanical and electrical dollars into envelope investments to make deep energy savings cost-neutral.

Dear all.

I have a question regarding LEED v4 NC Core and Shell, EA P2 Minimum energy performance.

Hi everyone,

Does redirecting rainwater to bodies of water outside the project site count as low-impact development (LID)/green infrastructure (GI) practices?

Does anyone know if there is a deadline for hiring the CxA in the v4 credit? I know I'd recommend no later than DD, as that but am unclear if v4 has a hard deadline.

Has anyone been able to access updated v4.1 credit calculators? Is there any guidance on using new calculators versus v4 calcs at this point?

Our project team has implemented the Integrative Process for a project that was initially registered under LEED v4 O+M but during the course of the project was converted to LEED v4.1 O+M.