Recessed Type,Housing: 0.4mm steel plate,after painted is 0.5mm,Diffuser:matt reflector,with 9 cross

Recessed Mounted T5 4x18W grille lamp,recessed double parabolic mirror or matt louver fitting.Cool-rolled steel with sprayed white or opal powder, no pollution. Double parabolic louver for grille or grid. High quality mirror or matt aluminum reflector for your choose. Equiped with high quality electronic ballast for your choose, long life rate.