We have large warehouse project that also has a green house as a part of the building. could this area be excluded from daylighting?

Hi! I was wondering why does LEED require to run a simulation on the 21st of september? It also requires to perform the simulation during a clear sky condition.

What is the reason for not being an option the prescriptive method in case a project have permanent shading devices or roof overhangs?

I am trying to calculate the resultant Tvis value of glazing when the overall value is not provided.

The document sample I have states that the compliance factor is calculated by WindowArea/FloorArea * VLT And then checking if it is between 0.15 and 0.18. When it is less than .015, then the amo

Good Afternoon. We are pursuing the Measurement Option for Daylighting. My question is regarding whether "passages" are considered Normally Occupied.

How do I measure the zone floor area for the Prescriptive Method?

Hi Everyone, I have seen two answers so far, so I will ask again, sorry. Are interiors blinds a valid option under LEED 2009 NC to reduce the glaring issues when running a daylight simulation wit

Hi, I make a daylight simulation with Design Builder, that provides results for IEQ 8.1 v3.

Hi, For credit compliance, under OPTION 1 - Simulation, is it required to model the building context (e.g. neighboring buildings/obstructions)?