Nora Lighting NIO-4RSL50XBMPW/HL 4" Iolite LED Round Adjustable Slot Aperture, 1500lm/2000lm/2500lm (varies by housing), 5000K - Black Slot Aperture / Matte Powder White Flange A03286 Process Welded KO Sides: (12) LLHB4-50W-50K-D-SR-480V ET528-75W Finish:Black Slot/White Ring Indoor friendly design Housed

Process Welded KO Sides: (12) - CKO KO Bottom: (4) - CKO     Specifications:   Width: 4" Height: 4" Depth: 3-1/2" Cu In: 46

They're your home's protective barrier

The Siemens DFFP1A 1" Filler Plate is an essential component designed to seamlessly integrate with a variety of electrical panels

Lens: Convex Glass Lens

Body Material: Heavy Duty Commercial Plastic

Nora Lighting NIO 4RSL50XBMPW HL 4" Iolite LED Round Adjustable Slot Aperture, 1500lm 2000lm 2500lm (varies by housing), 5000K Black Slot Aperture Matte Powder White Flange A03286 Process Welded KO Sides: (12) LLHB4 50W 50K D SR 480V ET528 75W Finish:Black Slot White Ring Indoor friendly design Housed Process Welded KO Sides: (12) CKO KO Bottom: (4) CKO Specifications: Width: 4" Height: 4" Depth: 3 1 2" Cu In: 46 They're your home's protective barrier