Flow passage coupling unit
Flow valve having rotatable annular flange
Flow-through telescoping pole
Flow-through washing and scrubbing brush handle
Flowable-material transfer device and system
Fluent material container and dispenser
Fluid access and flow control valve
Fluid conduit coupler
Fluid conduit coupling apparatus
Fluid conduit quick connectors with anti-spill valves
Fluid conduit quick connectors with anti-spill valves
Fluid connection and control device for fluid machines
Fluid connection and control device for fluid machines
Fluid connector
Fluid connector
Fluid connector
Fluid control apparatus
Fluid control assembly with flange spacer
Fluid control gate
Fluid control valve