Roof Windows / August 4, 2018 / Arnou Gabriaux
This heat gain can be minimized by installing your south-facing skylight in the shade of deciduous trees or adding a moving window covering. Skylights come in all shapes and sizes. Its size greatly affects the illumination level and temperature of the space below. As a rule of thumb the size of a skylight should never be more than 5% of the floor area in rooms with many windows; and no more than 15% of the rooms total floor area for spaces with few windows. Dept. of Energy. Glazing Like windows skylight manufacturers use different types of glazing to improve their energy efficiency. The glazing comes in three different forms. Plastic glazing - This type of glazing is usually inexpensive and less likely to break than other glazing materials.
There are shades screens and many other window treatments available for the skylights. Thus you may customize even the roof skylight to create a dream house you had always imagined. Jerry asks "I am thinking about installing a skylight. I have heard that there are different types of skylights. My in-laws have one that I think is plastic. It is very noisy when it rains and is extremely hot. Ive heard that there are glass ones. What are the different types? Is there a glass one that doesnt make all the noise in the rain and filters some of the heat? Yes there are different types. Lets discuss them. The term skylight or roof window is often used to describe several styles.
For example the optimum slope for a south-facing skylight in Columbus Ohio at 40º North latitude is 45º to 55º. Every skylight has a "shaft" which governs how much light is admitted into the room below. If all four sides are flared then the light is spread over a wide area. If your skylight has a shaft with perpendicular sides the light is focused straight below. If your skylights shaft is flared on only one or two sides then the light is sprayed in the flared direction. Ventilation If you wish you can have a skylight which also provides ventilation as well as light to your room. This allows you to release the hot air which collects at your ceiling.