Berks Plant Design & Maintenance, Inc. Your Machinery and Automation Partner Since 1981


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Inline Pressure Overflow / Pressure Gravity Filling Systems


BPDM stocks a wide variety of Pressure Overflow and other filling equipment that is best suited for liquids with low to medium viscosity.

Other Types of Inline Filling Equipment

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Pressure overflow fillers operate on the principal that as fluid enters the bottle through the valve, air is displaced through an overflow port until fluid reaches that port. At that time, fluid will start to overflow through the secondary port so that each bottle will fill to a level designated by the height of the second port. These fillers are offered in both rotary and inline configurations. These fillers are only useful for liquid products without particulates.


Pressure overflow fillers are utilized in almost every industry (chemical, beverage, pharmecudical, etc.). Generally, these fillers are the most accurate type of fill versus the cost of the machine.


  • Pressure Overflow Filler

    An example of a Pressure Overflow Filling System.

  • Pressure Overflow Rotary Filler

    An example of a Pressure Overflow Filling System.

  • Pressure Overflow Filling Machine

    An example of a Pressure Overflow Filling System.

Berks Plant Design & Maintenance Services

BPDM stocks and inventories a wide variety of Pressure Overflow Filling equipment. We've been in the business since 1981 and can help you find the best possible, cost efficient solution for your application. Contact one of our expert technicians today!

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Berks Plant Design & Maintenance 150 Birch Hill Road Shoemakersville, PA 19555 Phone: 610-916-0666 Fax: 610-926-1584 Email:
Berks Plant Design & Maintenance's headquarters is located in Berks County in Shoemakersville, PA. We provide packaging equipment, process machinery, bottling equipment, parts, and services to clients anywhere in the United States, Canada, Mexico, and other points abroad. Our clients know our reputation for our expertise and excellence in customer service. Our equipment experts will help you identify your needs, and work with your budget to get you the best possible equipment solutions for your next project.