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?

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.

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

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

Hi,

For the prerequisite requirement to add R-19 insulation to floor / slab under energystar, is it required on every floor?
Knowing that all floors are airconditioned,

We are having a tough time getting the costs from our subs. The subs says that the cost is bundled with other material and they can't break it up.

Hi LEED experts, in LEED v4.1, NC projects with more than 50% unregulated energy cost can apply CS point thresholds to count points. I would like to ask if LEED v4 also applies 

Instead of demolition or deconstruction, this project will move an entire building across the street to another site on the campus.

In the case of drying materials and to help run some tests for the commissioning processes to make sure building equipment is functioning properly, can you turn on RTUs prior to buil