Skylight / November 10, 2018 / Delphine Demers.
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.
Typically flat glass skylights include all the installation materials and they are among the easiest to install. Moreover because they are glass these flat skylights are less likely to scratch. Domed acrylic skylights are among the most affordable especially compared to glass alternatives. These skylights are available in a variety of tints making them an attractive addition to any home or room. Unfortunately domed acrylic skylights do not offer the same noise protection as glass varieties and they tend to be more susceptible to leaking. Function Now that you know a little bit about the types of skylights available you should take some time to consider their function.
To make sure that glass skylights are protected these are made of tempered glass on the outside and have a laminated pane on the inside. Position: Where and how you place skylights within the home is equally important. Location plays a vital role in natural lighting and solar heating. When they are placed on the roof and facing the north you can expect consistent but cool lighting. Skylights that face the east provide maximum solar energy in the mornings while those facing the west will give maximum afternoon sunlight. If heat is a problem you may install skylights in the shade of a tree or have a shading device on top of the skylight. The slope at which skylights are placed also controls the amount of heat and light received. Before buying skylights for the home do a little research. Prices tend to vary from a few hundred to a few thousand dollars. Price climbs with the addition of features like shading devices remote control and special glazing.
Tubular skylights An alternative to the conventional skylight which looks like a window in your roof is the tubular skylight. The tubular skylight is a roof-mounted dome which collects natural light and delivers it to the room below. It is less expensive than the conventional skylight because it is designed to fit between roof and ceiling framing eliminating the need for structural modifications. You will commonly see these used in bathrooms hallways and closets but they can be used in any room of your house. The average tubular skylight ranges in size from 10 - 21 inches in diameter which lights a 100-600 square foot interior space.