In the LEED certification glossary, a definition for roof is not given.  Previously in v3, roof was defined as area covering occupiable space.  For a v4 project, could roof areas that cov

What are the software available to analysis LCA credit

I have an interesting situation.  I am looking to model a 60 ton (720,000 Btu/hr) WSHP.  The tables 6.8.1 in 90.1 do not identify the efficiency ratings for a WSHP in cooling or heating m

we're doing a hotel.  Owner's preferred guestroom mini-frig is NOT Energy Star compliant (as you know, many appliances that used to be Energy Star no longer are under new requirements).

We are maintaining an existing aircraft hangar floor slab and an adjacent concrete apron for reuse as an equipment parking area.

Is a fluid-applied air/water-resistive barrier considered a "waterproofing material" which must meet VOC requirements for exterior-applied products?

Trying to use the LEED User Concrete Tracking Form for the first time to track fly ash. My question concerns Item I: Distances from both harvesting AND manufacturing point to project site (miles).

Sloan has a new "hybrid" urinal that is basically waterless but does a pre-programmed, 1 gallon system flush every 72 hours. This solves a lot of maintenance and odor problems.

Hi, 

What if the project JUST uses only 1ea for each 20 EPD materials?

Hi, 

Regarding the mentioned subject, is there/ what papers/certification is needed to submit by the RMC Supplier regarding LEED?

Thank you.