Title 24 Airtight Construction: Meets airtight requirements for 2.0 CFM or less air leakage. Bar Hanger: Break-away bar hangers easily extend and will not fall out of plaster flange, providing sturdy installation. Joist Tab: Tab to locate on bottom of joist. Notch for T-Bar Ceilings: No clips required. Secure bar hanger to T-Bars with wires or screws. Housing Adjustment: Housing adjusts vertically for various ceiling thicknesses. Sealed Trim: One piece sealed trims. No light leaks. Snap-In Socket: Snap in socket locates lamp in optimum position. Bar Hanger Locking Tabs: Squeeze tabs with pliers to lock bar hangers in place. Quick Hit: Integral captive nails included and positioned for fast, easy installation. Junction Box with Integral Romex Connector: Junction box with integral Romex connector, quick-push and lock connector and through circuit wiring with 4 in, 4 out #12 wire, saves installation time. Safe- Thermally Protected/Listed for Damp Location: IC housing is approved for use in direct contact with insulation.