Skylight Ventilation


Skylight or roof lighting is a good device to enjoy natural light and fresh air which refreshes body and mind. The sunlight helps to fight depression, increases working efficiency and provides healthy atmosphere in homes, reveals recent scientific researches.

An innovative method of lighting:

Skylights allow natural sunlight to come from rooftop down through a reflective tube, and diffuse the light at ceiling throughout day. These skylights capture direct light and provide superb illumination in early morning or late afternoon in cloudy days. Some skylights have combined electrical lights so that the fixture can give light in day and night. 

Skylights Dome

(This Picture is Contributed by"Sunder")

The skylight lets natural light to enter the house approximately 8 times more than wall windows do. The skylights are installed into the roof according to requirement, space and size available at roof of the house. While fixing skylights, ensure that proper sealing is made to prevent leakage through windows during rain. Sometimes roof windows are also known as roof lights, skylights or glazed opening in the roof.

Provide healthy atmosphere and can save on your electricity bill!

So a skylight or sunlight provides healthy atmosphere for occupants of the house. It reduces electricity bills and darkness in the house. Researches reveal that suicide rates are higher in those parts of the world where sunlight is very limited in any quarter of year. The mind and body function well in natural light and people perform better. Also the skylights enhance value and beauty of the house. Many homeowners benefit from natural lighting from skylights as follows.     

Benefits of Skylights


Sunlight helps people improve their working efficiency and health as well. It can also help curative process in hospitals as studies have proved that the recovery of patients is increased where enough natural light exists. In winters the lack of sunlight can make people feel sick.

Soothing music below natural lights

(This Picture is Contributed by"Arun")



Recent research exposes that good sunlight in classrooms improves students’ performance in their studies. In natural light students concentrate better, gain in their health and therefore increase their class attendances.


Sunlight boosts up concentration in working environments; be it factory or office and increases productivity of the organization. The research suggests that sales can be increased in naturally lit environments in which colors are brighter and true, making goods look eye-catching and encouraging customers to purchase.


People prefer to enjoy in brightly lit environments while entertaining in leisurely movements. Sports and recreational facilities maximize natural daylight in their building so that more people may take pleasure from their services. 

Legal Requisites

Revised building regulations have made basic requirements of sunlight or roof lights in buildings to provide healthy atmosphere to the occupants and contents of the building. It recommends minimum 10% roof light area in residential buildings and 20% roof light area in industrial and commercial buildings. 

Why Natural Lighting?

  • Natural light reduces the amount of electricity required for illumination. It may save up to 50% of energy spent of lighting in commercial or institutional buildings.  
  • Naturally-lit environments have psychological effects on people because they say to work and perceive efficiently in sunlit areas.
  • Sunlight pays big dividends to the occupants and protects environment also.
  • Day lit buildings reduce the use of fuel and carbon dioxide emissions concerned with global warming.

More Benefits of Sunlight

  • Provides sunlight and natural ventilation in the house.
  • Offers fresh air and remove polluted air out of the house.
  • Reduces the cost of energy/electricity and ceiling in the house.
  • May be used to exit in case of fire or in any emergency in the house.

9  Comment(s)
By Anonymous - On 6/8/2014 8:32:57 PM
Very information indeed. I would love to add this to my new home but I am concerned about leakage and security

Gunjan Utraja
By Gunjan Utraja -  On  11/27/2011 3:12:16 PM
You can always put grills to secure the area  but if Skylight fits into your design then you should definitely go for it.  You will love the light that it will bring inside your space.
PR Jawahar
By PR Jawahar -  On  11/27/2011 2:33:02 PM
I would love having skylight dome for my home. However I am concerned about the security aspects. Any suggestions please!!
By arjumand -  On  9/26/2010 10:15:20 AM
yes it is very informative and helpful article. but i need some architectural details about its fixing and operating
By Anonymous - On 9/25/2010 9:54:38 PM
Very general in would have been useful if you could include construction details, the product manufacturers and the agencies with expertise in constructing leak proof skylights willing to take up skylighting jobs.
Latha Pai
By Latha Pai -  On  9/25/2010 8:05:27 PM
I want a skylight area in my pooja room but worried about monsoon problem of leakage.Can u guide.Also can u send more pictures to get better idea of this concept.
By dees -  On  9/25/2010 5:10:21 PM
I am in the process of designin a pond but not a coutyard opent to the ceiling. the civil desing details if given for the above given pictures could be of great help.
By Anonymous - On 9/16/2010 5:56:20 PM
yes its really helpful for me as a reference for my post graduation study
By Anonymous - On 1/10/2009 7:05:44 PM
yes the article is very useful. My house which is under construction in Chennai we have planned for a skylight in the dinning area. Do let me know how to best use the glass panels with adequate safety measures for the skylight windows and also how these can be operated electically
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