Dear all, I am targeting the Daylight credit by modelling based on Option 2. However, the simulation results show that the illuminance level over the threshold (3,000 lux).

Hello, There is a hotel that might look certification and has 2 floors already built, then the construction stopped and they want to add now 3 more floors.

Hi, For EQc7: Daylight.

Does surface parking count as a garage and/or service bay?

USGBC released a revised Purchasing Calculator with an updated weighted average formula for lamps. The link to the calculator in the Resources tab will take you to the updated version.

My project does not have a cooling tower.

We are working on a LEED v.4 project. Regarding EQ Credit, Low Emitting Materials....

We are deciding between the use of EN 15251 and the use of ASHRAE 62.1. Do you have experience in applying EN 13779–2007?

I have a living area over a garage and, per LEED protocol, I need an exhaust fan in the garage that will allow 3 air changes per hour. Calculations call for min 345 cfm in my case.

Would appreciate very much if anyone can clarify that the maximum allowed percentage of total lumens emitted above horizontal (by lighting zone) is applied to each luminaire or the sum of all lumen