The Port-A-Reel from AMS Inc. was designed for automated well purging and sampling using an integrated Redi-Flo II pump. These units are built for movement on both smooth and rough terrain and are available in four models: standard manual, standard hydraulic, environmental manual and environmental hydraulic. The standard manual model is provided with a hand crank to deploy and recover the hose and it also has a manual reel brake. AMS Inc.