They're used for pumping fluids at manufacturing plants

cans or drums

A keyed tumbler lock is outfitted in the door to prevent the theft of paper supplies

Diaphragm/Seat Assembl

Toto Single Flush, Left Hand Trip Lever, One Piece, Tank Toilet, Elongated - MS614114CEF#51 Nominal Size-18" X 1.25" They're used for pumping fluidsTank Toilet; Toilet Product Type: Tank Toilet; Toilet Mounting Style: Floor; Toilet Bowl Shape: Elongated; Brand and Series: Toto Carlyle(R) II; Number of Pieces: One Piece; Gallons per Flush: 1. 28; Flushing Method: Gravity Fed; Flush Mode: Single Flush; Flush Valve Type Included: Manual; Flush Valve Location: Concealed; Flush Handle: Left Hand Trip Lever; Rough In: 12 in; Toilet Material: Vitreous China; Color Family: Blacks; Insulated Tank: No;