1. Open the ceiling
The aperture of household downlights is generally 2 inches, 2.5 inches, 3 inches, the larger the aperture, the higher the overall height of the downlight, the greater the depth requirements for the ceiling, generally speaking, the height of the downlight after stretching is between 10 cm and 13 cm, so the ceiling depth of the downlight installation is generally more than 13 cm, if the ceiling is too shallow, you can consider installing ceiling spotlights or transverse downlights,such as round spot light. The ceiling installation of the ceiling requires only 6 to 8 cm.
2. Light Source
From the light source, the downlight can be equipped with incandescent bulbs or energy-saving lamps. Incandescent lamps are yellow. When installing energy-saving lamps, the lamp type can be white or yellow light. Because the number of downlights in the home is generally more, taking into account the energy saving problem, the interior of the downlight is generally equipped with energy-saving lamps, and now there are mini energy-saving lamps for downlights on the market, energy-saving lamps are divided into 2U tubes and spiral tubes, wattage types are 3 watts, 5 watts, 7 watts, 9 watts four kinds,such as living room hotel lamp downlight. In addition, the downlight is fixed, the direction of its light source can not be adjusted, and the direction of the light source can be changed.
3. light efficiency requirements
The interior of the downlight is used energy-saving lamps, the color has white and yellow light to choose from, diffuse light source, no light concentration, low temperature, belongs to auxiliary lamps, so the lighting is mainly, can not adjust the Angle of the light source, generally used in the aisle, bedroom circle and living room circle. Spotlights used in home decoration are divided into embedded spotlights and exposed spotlights, which are generally used in living rooms, bedrooms, TV background walls, wine cabinets, shoe cabinets and so on.
4. Price
From the price point of view of the same grade, the spotlights are more expensive. Generally speaking, the domestic better quality downlight spotlights brands are Opu, Sanxiong · Aurora, Raishi, Songye, Sanli. Among them, Raishi and Sanxiong Aurora, Songye is the best cost-effective. Downlights are generally large (5 inches) in (4 inches) small (2.5 inches) three. The current market price of small is between 25 and 15 yuan, the medium is between 28 and 32 yuan, and the large is between 36 and 48 yuan. Of course, the above price does not include the light source. There are two kinds of downlights: horizontal and vertical, and the horizontal price is slightly more expensive than the vertical price (but also the same material). The above price is for reference only, the specific price is subject to the actual.
5. Danger
Generally speaking, the downlight is safer than the spotlight, the general spotlight can not be used to illuminate the wool fabric at close range, nor can there be flammable obstacles at close range, otherwise it is easy to cause fire, the downlight will not have too much consideration in this regard.
6. Installation position
Spotlights are mainly installed around the ceiling or on the top of the furniture, or placed in the wall, wall skirt or kickline. It is used to highlight the aesthetic effect, highlight the sense of hierarchy and create the atmosphere, which can play a leading role in the overall lighting and local lighting. From the application position, downlights are generally installed in the ceiling, and the general ceiling needs to be above 150mm before it can be installed. Of course, there are also external downlights. It is a good choice to install downlights in areas without overhead lights or chandeliers, and the light should be soft compared to spotlights.
7. Application occasions
Downlights are generally used for home decoration auxiliary lighting or ordinary lighting, the light is soft and comfortable, the arrangement of downlights also need to consider the spacing and uniformity of lamps, and spotlights are generally used to highlight a specific object, play a role of emphasis, can make the object more textural, generally used in commercial stores or exhibition areas.
