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Translucent fixture for strategy D

NC-v4 EQc6: Interior lighting
posted by Omar ElRawy on May 12, 2020, 9:28 am

IF I have a lighting fixture with direct light, however, the fixture's glass is translucent / white glass. i.e. I can't see the light source through it but can only see a white lit surface, ...

Last reply: Kavita, Jul 9, 2020, 4:50 pm

Reflectivity of Sealed concrete

NC-v4 EQc6: Interior lighting
posted by Sadie Cline on Apr 20, 2020, 3:31 pm

The cutsheet of our concrete sealer says 45-65 @60 degrees for the gloss/sheen. Does anyone know, if that is the % reflectivity number we should use or is there a forumla for accounting for the...

Last reply: Kera Lagios, Jun 22, 2020, 9:55 pm

Work surfaces in Residential Units?

NC-v4 EQc6: Interior lighting
posted by Kristen Magnuson on Jan 12, 2018, 8:34 pm

Hello,

Has anyone successfully attempted option F (work surface LRV) in Lighting Quality for projects with residential units? We'd like to claim kitchen countertops built-in casework as...

Last reply: Kera Lagios, Jun 22, 2020, 9:40 pm

Option 2- Strategy F: work surfaces comply but no movable partitions in the project

NC-v4 EQc6: Interior lighting
posted by Benjamin Weise on Feb 19, 2020, 2:39 am

We are planning to comply with the strategies A, B, C and F. The strategies A, B and C should not pose a problem. However, I am not sure about strategy F:

Work surfaces will be grey-white...

Last reply: Kera Lagios, Jun 22, 2020, 9:32 pm

Default light reflectance values for commodity materials?

NC-v4 EQc6: Interior lighting
posted by Joanna Switzer on Feb 5, 2018, 1:54 pm

Curious if anyone has had success claiming some type of Industry cited / average / worst case LRV for surface finishes such as standard poured in place concrete flooring.

If not,...

Last reply: Tatiana Luzardo, Jun 2, 2020, 8:40 am

Lighting Controls on restaurants and and gymnasiums

NC-v4 EQc6: Interior lighting
posted by Ricardo Sá on Jun 18, 2018, 6:42 am

Dear All,

According to LEED v4 EQC6 (Interior Lighting), all shared multi occupant spaces shall be endowed with control systems that enable occupants to adjust the lighting to meet...

Last reply: John Beeson, Mar 18, 2020, 9:11 am

Reflectance

NC-v4 EQc6: Interior lighting
posted by Inês Marques on Apr 4, 2017, 2:12 pm

Hi guys,

I'm having troubles getting datasheets with reflectance values for the project I'm working on.
Do you know where to find a good light reflectance index online that would be...

Last reply: Kera Lagios, Mar 4, 2020, 12:38 pm

LEED v4 Interior Lighting Quality Option 2- Strategy C

NC-v4 EQc6: Interior lighting
posted by Ciaran McCabe on Dec 5, 2018, 2:34 pm

LEED v4 Interior Lighting Quality Option 2 - Strategy C

When L70 information is not available for LEDs can other rated life values (such as L90 B10 @ 50,000 Hours or the...

Last reply: S L, Feb 23, 2020, 6:34 pm

seperate control of presentation walls in small rooms

NC-v4 EQc6: Interior lighting
posted by Benjamin Weise on Feb 12, 2020, 5:16 am

Hi! There are big medium and small meeting rooms featuring presentation walls. They all have direct lighting from above the tables. In the big and medium rooms there are multiple lamps which can...

Last reply: Benjamin Weise, Feb 17, 2020, 1:39 pm

Automatic Daylight dependent Lighting controls and motion detectors

NC-v4 EQc6: Interior lighting
posted by Benjamin Weise on Feb 11, 2020, 6:52 am

Hello,

one of our projects is set to deploy automatic lighting controls depending on the actual daylight reaching a certain space. The interior lighting will be steplessly dimmed according...

Last reply: Joyce Kelly, Feb 14, 2020, 11:51 am