Hello all,

Dear all, I am CxA and I am trying to include Envelope Cx on my services. However, after a quick glance at the v4 guide, some questions have appeared. Which tests are mandatory to get this Cx?

When calculating weighted carpool trips by regular building occupants using equation 2 from the reference guide, is "n" the number of passengers in the car?

Hello Sustainable Community Design Leaders,

Has anyone recently accesed IWMI for ETO rates? It used to be very straightforward but now the site has changed and the database doesnt seem to be accesible anymore to produce monthly ETO.

I am trying to estimate the current performance of a building but it appears the only way to see what the GHG Emissions Score, Source Energy Score, and Energy Performance Score is to fill out

Hi All, can anyone explain the meaning of "the lamps are adequately shielded" in the Light Pollution Reduction Criteria?

In this credit, How can I prove that my  purchased material has compile with Embodied Carbon/LCA Action Plan or other impact reductions .

Gather with the Changemakers in Sustainable Design

When modeling district cooling and heating systems using Option 1, Path 1: ASHRAE 90.1-2010 Appendix G, the LEED Reference Guide instructs the following: "If tariffs or rates are not available from