Natural Interior Daylight


Natural Interior Daylight Campaign

The use of daylight to brighten our homes and buildings reduces electricity consumption and also creates a more healthy space for occupants.
January 2017

Eneref to Meet With UN on Daylighting

Eneref Institute is developing a “Daylighting Brief” to present directly to the United Nations Human Rights Council, the UN Environmental Program and the UN World Health Organization.

February 2016

Report: Massachusetts School

Eneref Institute examines how a rooftop repair program was employed to brighten a Massachusetts Middle School.

December 2015

Eneref Launches First in a Series of Videos

Eneref Institute, a leading advocate for sustainable development, announces the launch of its Natural Interior Daylight (NID) Video Series to encourage greater use of sunlight as a primary light source in homes and buildings. Read More

December 2015

Report: Karndean Warehouse

Eneref Institute examines how a holistic approach to lighting improves morale and performance in a warehouse facility.

December 2015

Daylighting for US Department of Defense

Working with leading lighting designers and architects, Eneref Institute delivers the military’s Architectural Best Practices for daylighting. Our marching orders from the Pentagon are to return with “evidence-based” comments in support of daylighting.

October 2015

Report: Volvo Truck Plant

Eneref Institute examines how Volvo Group truck plant reduced their energy load with natural interior daylight.

September 2015

Report: NY Camphill Community

Eneref Institute examines how natural interior daylight saves on energy while creating a healthy work environment.

June 2015

Report: Lake Michigan Home

Eneref Institute examines how solar powered venting skylights bring in fresh air and reduce the HVAC load.

May 2015

NID Virtual Campus Launched

Eneref Institute launched the Natural Interior Daylight (NID) nitiative webpage targeting building owners and homeowners. View the website, here.

March 2015

Report: Gear Manufacturer

Eneref Institute examines how daylight tubes significantly increased a plant’s light levels without adding energy costs.

January 2015

Eneref Provides NEMA Content

NEMA (National Electric Manufacturers Association) publishes a Building Owner’s Toolkit for the High Performance Building Council. Eneref Institute has authored the paragraphs describing daylighting for the Toolkit. Eneref’s NEMA text can be found here.

August 2014

Report: Winter Park Florida

Eneref Institute reports how design, art and nature combine to create beauty and sustainability.

May 2014

Why Natural Interior Daylight

When we began the Natural Interior Daylight initiative, we gave the name a great deal of thought. Read More.

May 2014

Report: Berkeley West Library

Eneref Institute examines how the number of patrons using the library increases with the installation of skylights.

May 2014

Eneref Builds Team of Daylighting Advisors

Eneref Institute’s Natural Daylighting Initiative is grateful to benefit from some of the world’s leading lighting designers.  

February 2014

Eneref Published Daylighting Report

The Journal of the Illuminating Engineering Society published Eneref Institute’s report on the daylighting market in the February, 2014 issue of LD+A. Download here.

September 2013

Report: Texas Junior High School

Eneref Institute examines how the right tubular daylighting devices save energy with a cost effective retrofit.

January 2013

Natural Interior Daylight initiative launched

Eneref Institute  announces the launch of their Natural Interior Daylight (NID) initiative.  Multiple lighting studies have demonstrated increased health and human productivity benefits for students and employees in spaces with properly designed natural interior daylight. Daylight harvesting, including windows, skylights and tubular daylighting devices, in place of or in conjunction with traditional electric lighting, also significantly reduces a building’s energy load. Read More.