Apparatus and method for draining a swimming pool cover
Apparatus for harvesting rainwater
Apparatus for pumping foaming liquids
Apparatus for supplying water at constant and elevated...
Apparatus for the treatment of rain water
Apparatus primarily for thawing frozen pipes
Assembly to mount a hydrant on a roof
Automatic device for draining the water supply system of a...
Automatic draining freezeless wall faucet
Automatic flushing device for municipal water systems
Automatic rain water collection device on downpipe
Auxiliary water supply for a building
Backflow preventer assembly
Backflow prevention apparatus
Backpressure relief valve
Bladder rain water collector
Bubbling cup for faucets
Buck derrick drain valve
Built-in wall water service box
Clear arch water fountain