For example, how much can the ceiling be lowered, and how much thickness can be installed with downl

If you install a downlight, it should be at least 10 cm, and the spotlight is about the same.

A minimum of 10 cm can be installed with downlights, and 12 cm can be installed with spotlights.

Spotlights are typical of modern genre lighting without main lights and amorphous scale, which can create an indoor lighting atmosphere, and if a row of small spotlights are combined, the light can change a wonderful pattern. Since the small spotlights can be freely angled, the effect of the combined lighting is also ever-changing. The spotlight is soft, graceful and luxurious, and it can also be partially lit to set off the atmosphere.

under the spotlight. It can be installed in the ceiling, above the head of the bed, in the cabinet, and can also be hung, floored, and suspended, which are divided into two types: full Tibetan and semi-Tibetan. The characteristics of the downward illumination lamp is that the light comes from top to bottom to do local irradiation and free scattering, and the light source is closed in the lampshade, and its shape has a tube type, sleeve type, flower pot type, concave groove type and downward illuminated wall lamp type, etc., which can be installed in the porch, living room, bedroom, etc.

Depending on what kind of downlight you buy, the smallest downlight is 10 centimeters high, so the minimum ceiling is 12 centimeters.