Shallow Well Air Volume Control. It is used with submersible pump to maintain proper relationship between volume of air and water in galvanized pressure tank. It is not used with a pre-charged tank. It is made of metal construction and includes 48" of poly tube and fittings. It is compatible with all models and comes with 1 year warranty.

• Shallow Well Air Volume Control.
• Used with submersible pump to maintain proper relationship between volume of air and water in galvanized pressure tank.
• Not used with a pre-charged tank.
• Made of metal construction.
• Includes 48 in. of poly tube and fittings.
• Compatible with all models.
• Comes with 1 year warranty.