Despite efforts to better align the rating systems in LEED v4, there are some inconsistencies between the Enhanced Indoor Air Quality Strategies credits in BD+C and O+M.

We have a condition at where the contractor has asked to use blue duct for underground locations in lieu of Armaflex insulation and concrete encasement.

Reference guide Addenda allows to use filtration media with a minimum dust spot efficiency of 30% or higher and greater than 90% arrestance on a particle size of 3–10 "µg". I suppose it is "µm" no

We are working on the energy modeling for Industrial Manufacturing facility in which some places can be classified as “Semi heated spaces” as per ASHRAE 90.1 2007 definition.

Hi, Our project is a campus filling a city block across the street from the premier sports stadium, a huge entertainment complex and a convention center in major US city.

We are in the process of pursuing LEED EBOM certification, for a project located in Europe. We have submitted the documentation for preliminary review.

We are in the process of pursuing LEED EBOM certification, for a project located in Europe. We have submitted the documentation for preliminary review.

Dear all, could you please help me with the following question - on our project we have revolving doors with entryway systems installed, its diameter is 2,8 m.

In group projects, the WEp1 form requires data to be submitted separately for each project building.

Hello, We are conducting a survey with government employees and are trying to reduce the survey length as much as possible. Do miles per gallon (mpg) need to be included in the survey or would ma