Z450B-C
DRUM TRAP DRAIN W/ "TYPE B" STRAINER AND CLAMP COLLAR
Z450B-V
DRUM TRAP DRAIN W/ "TYPE B" STRAINER & BALL TYPE BACKWATER VALVE
Z450E
DRUM TRAP DRAIN W/ "TYPE E" STRAINER
Z450G-V
DRUM TRAP DRAIN W/ "TYPE G" STRAINER & BALL TYPE BACKWATER VALVE