Clack Uncrushed Flint Gravel Filter Media - Premium Support Layer for Water Filtration in Municipal, Industrial, and Residential, NSF Certified

Clack Uncrushed Flint Gravel: Premium Support Media for Reliable Filtration

Clack Uncrushed Flint Gravel is a naturally occurring, river-washed, glacial deposit product designed for use in support beds within water filtration systems. With its highly spherical shape and uniform grading, Clack Flint Gravel provides excellent flow distribution and ensures reliable performance in various filtration applications. Known for its superior chemical properties, including high silica content and low levels of soluble impurities such as calcium, magnesium, and iron, Clack Flint Gravel meets the stringent AWWA-B100-96 specifications, making it the preferred choice of professional engineers worldwide.

Key Features: Precision and Reliability

• Highly Spherical Shape: Promotes even flow and distribution in support beds, enhancing the effectiveness of the filtration system.
• Uniform Grading: Precision-sized and graded to meet the strict specifications required for professional-grade filtration.
• Low Impurities: Contains low levels of soluble calcium, magnesium, and iron compounds, maintaining the quality of treated water.
• Versatile Application: Suitable for use in municipal, industrial, and domestic water filtration systems.
• Certified to NSF/ANSI Standard 61: Ensures safety and quality for use in drinking water applications.

Physical Properties

• Color: Light tan to reddish brown
• Density: 100 lbs./cu. ft.
• Acid Solubility: 0.3-1.6%
• Specific Gravity: 2.65-2.75

Conditions for Operation

• Bed Depth: Recommended 18-30 inches for optimal support and filtration.
• Freeboard: Minimum 20% of bed depth to ensure proper backwash and service flow.
• Backwash Flow Rate: 15-20 gpm/sq. ft. to effectively clean the gravel bed and maintain performance.
• Backwash Bed Expansion: 20% of bed depth for optimal backwashing efficiency.
• Service Flow Rate:
  • Municipal: 1.5-2 gpm/sq. ft.
  • Industrial: 3 gpm/sq. ft.
  • Domestic: 5 gpm/sq. ft.

Advantages of Using Clack Flint Gravel

• Improved Filtration Performance: Enhances the overall effectiveness of the filtration system by providing a stable, evenly distributed support bed.
• Durable and Long-Lasting: With high silica content and low impurity levels, Clack Flint Gravel offers long-term reliability and consistent performance.
• Compatible with Various Media: Ideal for use as a support layer beneath other filtration media, ensuring proper function and longevity of the entire system.
• Trusted Quality: Meets rigorous industry standards, making it a dependable choice for professional engineers and water treatment specialists.

Ideal Applications

• Municipal Water Treatment Plants: Provides a stable and effective support layer for large-scale filtration systems.
• Industrial Filtration Systems: Suitable for demanding applications where consistent performance is essential.
• Residential Water Filtration: Ideal for use in home water softeners and other domestic filtration systems, ensuring high-quality water output.

Invest in High-Quality Filtration Support

Clack Uncrushed Flint Gravel is an essential component for building reliable and effective filtration systems. Its uniform grading, spherical shape, and superior chemical properties make it the ideal choice for support beds in various water treatment applications. Invest in Clack Flint Gravel today to enhance the performance and longevity of your filtration system.