FeaturesDrop socket with spring to accommodate various trim installationsHousing is vertically adjustable to accommodate up to a 1 in ceiling thicknessShadow-free, knife edge trim design blends smoothly into the ceilingThermally protected against improper use of lampsPre-wired junction box with (5) 1/2 in and (1) 3/4 in knockouts with pryout slots, (4) non-metallic sheathed cable connectors and ground wireUL listed, cUL, CSA certified for through branch wiring, maximum (8) 12 AWG branch circuit conductorsPatented (US Patent D552, 969) Real Nail® 3 bar hangers telescoping system with pre-installed removable nail for repositioning and integral T-bar mounting feature for suspended ceilingsPatented (US Patent D552, 969) Real Nail® 3 bar hangers feature patented break away bars for tight joist spacingCan be completely covered with insulationEnergy efficient, sealed housingWhen used with Air-Loc® gasket, stops infiltration and exfiltration of air, reducing heating and air cooling costs22 ga die-formed galvanized steel mounting frameA19/BR30/PAR20/PAR30/PAR30L/R20/R30 lamps