I understand that a building attempting re-certification is awarded 10 points for their past certification.  My question is can a building attempting re-certification using Version 4.1 also at

Hello to everyone. I am writing a thesis on LEED-ND and I need to give more information about LEED-ND. (How to get a certificate? What are the criteria and sub-titles?

The project I am hired to commission is a day drive.  Is it possible to only review the contractors tests or is on site necessary or required?

I am working on the Water Reduction Credit for a project and confused on how to input the Occupant Percentages for central core restrooms.  The instructions on the Water Reduction Calculator s

I want to verify TABLE 6.8.2B Minimum Duct Insulation considering the thermal resistance of a cylindrical wall, which is determined according to the logarithmic equation you can see

Hello, I am attempting to achieve option one of the MRc2 credit meaning we need a total of 20 products from 5 different manufacturers.

Curious if folks know of any resources on hempcrete, specific to durability.  We have a one-story carbon-neutral operational energy project where the design team and client have bought into th

Are reverberation times applicable to reg occupied warehouse spaces if the room type (warehouse) is not included in Table 2. Reverberation time requirements?

The Walkable Project Site innovation credit provides possible exemptions from two of the requirements for historic buildings. The typical building needs to meet eight of the nine requirements.

The interior lighting of our projects has 3 zones for dorm rooms, but has dimming with manual on/ automatic off controls. There are also daylight zones.