We have a CS project, in which the wall mounted side lighting fixtures has been installed on the boundary wall on all sides. The height of the boundary wall is 2.5 meters.

Hello, I am a little perplexed by the Online Form LPDs for exterior lighting for which the ASHRAE allowable LPD case becomes smaller according to the lighting zone (LZ1,LZ2 and LZ3).

We are working on a project where each exterior luminaire can be controlled and dimmed separately. For reasons of aesthetics, the lamps were placed at certain points.

We are working on a project where the back of the building is very close to the property line that abuts a railway track.

Hi, How can in prove SSc8 for interior lighting, when my warehouse don't have windows? The building is just a warehouse.

Hi, We are proposing to use a small percentage of lighting bollards. These lighting bollards do not shine light upwards when I review the photo metrics.

I am working on a LEED C&S project for a Building within a large business campus. In relation to the light trespass of the external lighting I need to determine the site and project boundary.

Our project is substituting the LEED v4 light pollution reduction credit requirements for the v3 requirements. Are we still eligible for exemplary performance for the v3 requirements?

I am in process of performing a lamp lumen calculation as part of my submittal documentation. Can any one tell me what lumen value we should be using for the Initial Fixture Lumens per liminaire?

Are security wall packs on building facades considered architectural facade lighting?