I have a material with german formaldehyde content certificate. Any experiences regarding this?

Hi all, We have a tight urban condition with a large expanse of exterior green wall. Any thoughts on what to use for a baseline for this? Can we use an equivalent area of lawn?

Can anyone provide feedback on the benefits of contracting with a GS-42 Certified service provider from a LEED perspective?

I've been asked to evaluate a recycled rubber entry system under the "carpet tile" concept.

There are several unconditioned spaces in a project that I'm working on. For Energy simulation, should those spaces be modeled as having cooling & heating systems?

We are working on a project that has three different buildings on a previously developed site, for which we want to submit a Group Certification; it is mentionned in the associated guide that the '

Hi Have I understood it correctly, that for a tenant less than 75 %, it is enough to sub meter the electricity for that tenant (plug loads and lighting) in one meter?

I have a question for a Czech colleague of mine. The have a project and want to install a stormwater storage tank. The water shall be used for toilet flushing in the building.

I'm using a grey asphalt shingle as my roofing material and the manufacturer has no SRI or emittance information. What can I do to achieve this credit?

The Reference Guide says "a residential area with a minimum density of 10 units per acre must be present within the (1/2 mi.) radius (502.4 acres)." Is there a minimum percentage of the area withi