A faucet adapter including, without limitation: a valve body having a valve; an inlet end coupled to the valve body for connection to a faucet; a tubular member having an outlet end and a coupling end; and a coupling connection for coupling the tubular member to the valve body; wherein the coupling connection includes, without limitation: a barbed shank inserted into an end of the tubular member opposite the outlet end; a body member for enclosing the valve body and pressing the tubular member against the barbed shank; and a retaining ring.