Hi, I am modeling an existing school building which is undergoing substantial renovation. As a part of the renovations, new windows are being added and the grade level is being changed.

We are running into a situation where the insulation is slightly under the R38 (R34.8) that is required per ASHRAE 90.1 yet the energy model shows we are over 10% energy efficient.

Dear All:- Is it possible to do sDA (spatial Daylight autonomy) & Annual Sunlight Exposure in AGi32 please clarify what is a difference between Daylight analysis & Spatial daylight auton

Can a fire suppression water line be one of the sub metered uses to meet the intent of this credit?

Where can I find this resource? Sustainable Sites Initiative: Guidelines and Performance Benchmarks 2009 I've only been able to find it in the digital archive one page at a time.

Greetings, In the IEQp1 calculation form, provided by USGBC for using in LEED v4, in the Occupancy Category pull-down menu, there is nothing related to equipment rooms, non-occupied stores and sim

Does the road (for vehicle) is classified as bicycle paths?

Do these certifications meet the requirements for furniture?

what is Criterion valuation factor ? it is mentioned in the calculation part Equation 2 for option 2 of this credit in the reference Guide p.

Hi all. I'm student working on a thesis about lca, epd and leed. The product under assessment is a unitized façade system. A façade-related EPD will be issued, once the building is complete.