In LEED NC, when given a price from a subcontractor, we're able to use a 45% default for the actual material cost in order to exclude labor from that price.

Hi What about a pool? In this project we are working on, there will be a pool in a terrace on the roof. What would it be it's SRI? Or does it depends on the tiling used under water?

Hello, My building is located on a university campus and contains just 2 classrooms and 3 lecture halls (~15.5 ksf).

In attempt to clarify the wording for IEQ4.1 and IEQ4.2 that states "...defined as inside the weatherproofing system and applied on-site..." does this mean that both conditions must be satisfied fo

Hi Brendan, pilot credit 2 obviously correlates with Green Guide for Healthcare EP Credit 3.1-3.5 "Toxic Chemicals Reduction".

We just finished the design submittals of 2 projects in Jiangsu, China. Does ASHRAE set climate zone in China.

I'm unclear as to how we show a reduction in stormwater runoff. I see how we calculate the current runoff by figuring the area type and using the formula given, but what does that get compared to?

For a major renovation of a restaurant they have made a major substitution of old kitchen appliances to new, more efficient equipment.

Can someone clarify when to use the Table 2 rated power number vs. specification rated power. My example: Have 90 new computer monitors going into the project.

Dear LEED Users, Does anybody know if the minimum HVAC equipment efficiencies listed in Tables 6.8.1 of Standard 90.1 apply to the generator (i.e chiller, boiler, heat pump) or to the whole HVAC