In short
Trimless lighting is typically controlled with DALI or Casambi for dimming, scenes, daylight dimming and presence detection.

Controls add flexibility to a trimless scheme.
DALI
Wired, addressable control for new builds.
Casambi
Wireless control for refurbishments and homes.
Sensors
Keep sensors discreet so the ceiling stays clean.
Further reading at 299 Lighting
Next steps on trimlesslighting.com
Planning a trimless ceiling?
Send us your reflected ceiling plan. We'll come back with a shortlist, plaster-in details and lighting calculations.
Start a project →Frequently asked questions
Can trimless lighting be dimmed?
Yes, with compatible drivers and controls.
How do I keep sensors discreet in a trimless ceiling?
Choose small flush sensors and coordinate their positions with the lighting layout.


