I am having difficulty getting extraction locations for materials used in roofing assemblys. Most suppliers submit this information as being unavailable due to various locations or unknown...

Are you able to clarify the meaning of Option 2 and its relation to the footnotes in the credit guide?

- Option 2 prescribes compliance with the "requirements of the California...

Could you achieve multiple Exemplary Performance Points by exceeding a credit by multiple thresholds? Or can you achieve only one EP point per existing credit?

Example: LEED...

The LEED Online credit form says to "provide the plumbing fixture and fitting schedule for the project highlighting flush and flow rates for all applicable plumbing fixtures and fittings". What...

I'd like to hear other people's opinions on this direction included above:
"Commercial Interiors projects must include in the water-use calculations any water fixtures that are being used...

There are many artificial turf manufacturers that claim their artificial turf satisfy multiple LEED credits. Can artificial turf be considered “open-grid pavement system” under credit SS 7.1:...

Hi, I was wondering if you need water bills to generate a Energy Star Rating. The Reference guide says "The energy data must include data from electricity, natural gas, fuel oil, diesel fuel,...

Does the C&S IEQ Credit 3.1 (...

What is the threshold for current lead paint contamination in an existing building to qualify under this credit. There was also previous asbestos remediation approx same sq ft as bldg footprint...

Hello
I'm very confused by the methods determining the 90% of the average annual rainfall in SSS Credit 6.2 LEED guide.
In p103 of LEED guide, they said "For this credit, managing 90...