Manufacturer's Description:
Wiring
Universal junction box with snap-outsides
Removable housing for field inspection of wiring
Grounding pigtail
Knockout free Romex clamps
1/2" & 3/4" Knock outs for rigid or BX fittings Construction
Notched housing for chalk line alignment
Overspray protection
Full wrap-around plaster frame
Outer aluminum housing
Housing adjusts from 1/2" to 2-1/2"thick ceilings
Porcelain socket with nickel-plated screw shell Bar Hangers
Integral nailers for wood joist construction
Integral T-bar mounting clamps
Span 24" T-bar spacing
Lock to secure housing
Captive.