Ambient temperature shape memory alloy actuator

Anti-freezing device

Antifreeze cap for faucet

Apparatus for and method of freeze protecting plumbing

Apparatus for draining a cooling system

Apparatus for preventing freezing of interior water pipes

Apparatus for preventing water pipe freeze-up

Automatic mechanism for cut-off and drainage of under...

Automatic water line freeze control

Automotive washer system utilizing a freezable washer liquid...

Compressed stopper channel bypass pipe burst pressure relief app

Detachable water pipe freeze preventing device

Device for heating a tap

Drain valve assembly

Dump valve

Dump valve assembly

Failsafe fluid control valve

Faucet and water pipe freeze-protection device

Flow control apparatus

Flow control apparatus and method