For each Category do all product need to be quantified the same way way....meaning if Volume or Surface Area are an option, do all products need to be quantified by volume for example or can both v

Taking measurements in a building located in a city that is considered to be in attainment for PM2.5.

Good morning.

Our HVAC engineer indicated that ASHRAE 55 cannot be met on a healthcare project because it is not applicable for metabolic rates below 1.0.  Isolation room and ICU patients could be sleeping

Our company is in charge of validating an office building compliance with credit IEQc8.2 - Views, under LEED2009 V3. 

Has there been any guidance posted on exactly how to measure athletic fields per this language: "Dedicated athletic fields that are solely for athletic uses are exempted from counting toward the to

Some states have laws prohibiting sharing tenant utility data; I presume to protect residents against unscrupulous landlords.

hello everyone. In one of our projects we have a piezomentric tower previously used as a process water.

Hi - We have some projects within reasonable reach of ILFI's Zero Carbon Certification, which will require purchasing some off-site renewable energy.