Home lamp downlight hole size generally 2-inch, 2.5 inch, 3 inch three, the larger the size of the hole, the higher the overall height of the downlight, the greater the depth of your ceiling requirements, in general, downlights After stretching all the height of 10 cm to 13 cm, so the ceiling ceiling lamp installed ceiling depth generally above 13 cm, if the ceiling is too light, you can consider ceiling lamp or horizontal light downlight. Ceiling lighting ceiling installation requirements as long as 6 to 8 cm.
2, light source
Down light from the light can be installed incandescent bulbs, energy-saving lamps can also be installed. When installed incandescent light is yellow. Energy-saving lamps installed as light bulb type can be white or yellow. Because the number of downlights at home are generally more, taking into account the energy-saving issues, the general installation of energy-saving lamps inside the downlight-based, and now on the market dedicated mini-downlight lamp, energy-saving lamp modeling sub-2U and spiral two, Wattage types are 3 watts, 5 watts, 7 watts, 9 watts four. In addition, the downlight is fixed, its light source direction can not be adjusted, and the spotlight light source direction can be changed.
Downlight internal use of energy-saving lamps, white and yellow colors available to choose from, diffuse-type light source, non-condensing, low temperature, are auxiliary lighting, so the lighting-based, can not adjust the light source angle, the general use In the aisles, bedroom and living room week circle. Spotlights used in home decoration are divided into two kinds of inlaying spotlights and exposed spotlights, generally used for living room, bedroom, TV background wall, wine cabinet, shoe cabinet and so on.
4, the price
From the price point of view the same level, more expensive spotlights. In general, the better the quality of domestic light spotlights brand Op, Samxiong Aurora, NVC, loose industry, Sanli. Among them, NVC and Samxiong Aurora, pine industry, the best price. Downlights are generally large (5 inches) (4 inches) small (2.5 inches) three. Small current market price between 25-15 yuan, medium 28-32 yuan, between 36-48 yuan. Of course, the above prices do not contain light. Downlight has a horizontal plug and vertical plug two, horizontal plug plug price is slightly more expensive than the vertical (but also the same material).
Generally speaking, downlights are safer than spotlights. Generally, spotlights can not be used to irradiate woolen cloths at close range or close to flammable obstacles, otherwise they will easily cause fire and there will not be too many downlights Consideration.
The above is the bottom to everyone sorting downlight and spotlights the difference, I believe we now have a certain understanding of the difference between the two, then remember to pay attention to the spotlight exposure can not place flammable goods.