Intended Use: Recessed incandescent housings for 2x8 new construction (L5) or remodel construction (L5R). Approved for direct burial in insulation and all ceiling and wiring types. Construction: L5: Air-tight, galvanized steel pan with aluminum can and junction box with four built in ROMEXR clamps and ground wire. Rated for 90°C. Factory-installed captive bar hangers that span up to 24 o.c. and feature stepped shank nail with integral T-bar locks. Two locking screws hold fixture position. Socket clips to trim to ensure proper and consistent lamp position. L5R: Air-tight aluminum housing with heavy-gauge galvanized steel raceway arm. Remodel clips for installation in existing plaster, sheet rock or mechanical ceilings. Galvanized steel junction box with three built-in ROMEXR clamps and ground wire. Not suitable for pulling wires. Rated for 90°C. Socket clips to trim to ensure proper and consistent lamp position. Trim retention (clips): Retaining clips riveted to top of reflector hold trim inside housing. Trim retention (TOR): Two side-mounted torsion springs on the trim and two receiving brackets in the can, ensure a consistently tight fit with the ceiling. Suitable for ceilings up to 1-1/2 thick. Listings: UL Listed to U.S. and Canadian safety standards.