-Ceiling cut-out: 6 5/8 "

-Adjustable hanger bars allow the housing to be positioned at any point within a 14"-24" joist span

-UL listed for feed through wiring and damp location

-Electronic ballast 120V 2PL ×13W/18W/26W 4 pin

CFHM6 Magnetic ballast 120V 2PL ×13W/18W/ 26W 2 pin