Has anyone ever used the aged or 3 - year solar reflectance value instead of the the initial reflectance? The shingle we are considering for a job does not meet the...

During design review, request for additional information on actual installed materials.

I upload the specification section showing requirement for...

I am working on a green roof in St. Louis, MO which is due to be complete by October. We are having difficulty getting plant cuttings from local nursuries, as the planting window is so short for...

We are working on a Hotel project in Sri Lanka and planning to obtain LEED certification for the facility. Hotel is to be constructed as chalets and the project team has decided to use red color...

We are designing a building with a "garden lounge" on the roof. The roof will have 3 large canopy trees that will shade a significant portion of the roof. The project is in South Florida so the...

We have a project where caopies at an intermodal station are considered a roof system by code yet are not attached to the facility and do not fall under the LEED definition of a roof. Moving...

We have a roof that consists of a flat roof with a dome.
How do we calculate the dome area since some of the surface area is actually the "sides" of the dome. How much of the dome is...

Our project has green roof around 28,000sqf on the total 68,000...

I see that there are rulings about not including...

If pursuing this credit only, not 5.1 or 5.2, does the vegetation for a green roof need to be native/adaptive. We would like to use an extensive or ultra extensive roof with sedums and grasses,...