Built to be handled, built to disappearThe SKYE Select Trim is made of
durable dead-front plastic bonded to a
magnetic steel ring. Dead-front simply means the face of the trim is solid and closed around the aperture, so you don't see hardware, wiring or the raw edge of the light engine — just a smooth, continuous surface. That's what separates a professional-looking ceiling from a builder-grade one. The steel ring gives the trim real weight and a positive magnetic grip, so it sits flush and stays put instead of sagging or rattling. The SLMB4-12W-ST-WHWH is the
square version in White trim with a White baffle, the combination most designers reach for when they want the
recessed downlight to vanish into a painted or drywalled ceiling.
Light quality and visual comfortA trim does more than decorate. The baffle finish controls how you perceive the light: a white baffle softens and blends, while specular, semi-specular or gold baffles add contrast and sparkle. Choosing white-on-white keeps the aperture quiet and even, which is exactly what you want over a long run of
LED ceiling lights in a kitchen, a hallway or an open living area, where a row of dark or mirrored apertures would draw the eye. Because the trim is dead-front, the transition from ceiling to light is clean and the fixture reads as a single element rather than a hole in the drywall.
Installation and compatibilityInstallation is about as simple as lighting gets: the trim
magnetically attaches to compatible 4" SKYE fixtures. No screws, no torsion springs, no tools, and no need to cut power or pull the fixture down in most cases. That also means you can swap finishes later — change a room's look during a renovation without opening the ceiling. Compatible fixtures listed by LITELINE are the
SLMB4-CCT (4" SLIMLED, 12W, colour selectable) and the
SLMB4-RGBTW (4" SLIMLED, 12W, RGB + tunable white). Pair it with the
Skye 4" color selectable SLMB4-12W-CCT-BK, the
Skye 4" color selectable SLMB4-12W-CCT-WH or the
Skye OnCloud SLMB4-RGBTW-WZ-WH. Accessories are sold separately.
Technical specificationsSKU: SLMB4-12W-ST-WHWH
Brand: LITELINE
Type: 4" surface trim / baffle for recessed downlighting
Shape: Square
Trim finish: White
Baffle finish: White
Construction: Durable dead-front plastic with magnetic steel ring
Mounting: Magnetically attaches to compatible 4" SKYE fixtures
Outside dimension: 4¾" (121 mm)
Aperture: 3 7⁄32" (82 mm)
Depth: 1 11⁄16" (42 mm)
Environment: Suitable for wet locations, indoor / outdoor
Compatible fixtures: SLMB4-CCT, SLMB4-RGBTW
Where it works and what's in the Documentation tabThink condo kitchens where the ceiling is low and every aperture is visible, ensuite bathrooms and shower ceilings where the
wet location rating matters, basement renovations, covered porches and soffits, plus commercial work like dental offices, salons, boutiques, cafés and small office suites that want a crisp square aperture instead of the usual round one. Contractors often keep both round and square trims on the truck to match what the designer specified on site. The full
technical spec sheet (PDF) for the SKYE Select trims is available in the Documentation tab of this page: it includes the ordering guide, the dimensional drawings and the complete list of dead-front trim and baffle combinations, so you can confirm the finish before you order a full project quantity.