Iolite PLUS Trimless requires a PLUS Trimless Mud Ring and PLUS New Construction housing.
4" Iolite LED Adj..Color Temperatures: 2700K, 3000K, 3500K, 4000K, 5000KLumens / Wattage: 1650lm / 20W NHIOICD-4PS15,NHIOICDCP-4PS15 1950lm / 24W NHIOICD-4PS20, NHIOICDCP-4PS20Optics Included: Spot, Narrow Flood, Flood field changeableRequired: Trimless Mud Plate NIO-TLMR-4PS 4in PLUS Trimless Iolite downlights have no exposed trim flange and do not extend beyond the ceiling plane.