3" flush valves, Universal Toilet Flapper

Korky® 3060BP Universal 3-Inch Adjustable Toilet Flapper – Technical Product Information

The Korky® 3060BP 3-inch Adjustable Toilet Flapper is a professional-grade replacement component engineered for compatibility with modern 1.6 and 1.28 gpf flush valve systems. Designed for precise performance matching, the adjustable flapper enables flow rate calibration to achieve optimal flush efficiency. Manufactured from chlorine-resistant red rubber, the component maintains sealing integrity under variable water chemistry conditions, including municipal, chlorinated, and hard water systems. Suitable for a wide range of 3-inch flush valve toilets, the flapper provides reliable sealing performance and long service life.

Technical Specifications

• Product Code: 3060BP
• Manufacturer: Korky
• Product Type: Adjustable 3-Inch Toilet Tank Flapper
• Material: Chlorine-Resistant Synthetic Rubber (Red)
• Compatibility: Universal fit for 3-inch flush valve systems
• Design: Adjustable flow control with calibrated settings for flush performance
• Included Components:
  • (1) Adjustable 3-inch Flapper
  • (1) Stainless Steel Chain
• Applicable Flush Systems:
  • 1.6 gpf and 1.28 gpf low-consumption toilets
  • Flush valves installed on or after 2005
• Compatible Manufacturers: Kohler, TOTO, American Standard, Gerber, Mansfield, and other major 3-inch valve systems
• Seal Type: Flexible rubber for precision sealing and repeatable valve closure
• Connection Type: Stainless steel chain with adjustable link positioning
• Environmental Resistance:
  • Resists chlorine, bacteria, and water treatment additives
  • Suitable for both municipal and well water systems
• Installation Method: Direct replacement; adjustable setting for tank-specific calibration
• Temperature Range: Designed for standard residential and commercial water supply conditions
• Applications:
  • Professional plumbing maintenance and repair
  • Toilet system retrofits and service replacements
  • Facility and building maintenance programs
• Compliance: Meets or exceeds OEM performance standards for flush valve sealing and water efficiency

Professional Summary

The Korky® 3060BP 3-inch Adjustable Toilet Flapper provides a durable, field-adjustable sealing solution for modern flush valve systems. Engineered from chlorine-resistant red rubber, it maintains consistent performance and prevents premature degradation in treated water environments. The adjustable design allows precise calibration of flush duration to match system flow requirements, ensuring compatibility across multiple manufacturers’ 3-inch valve assemblies. Designed for professional plumbing installations, the 3060BP flapper combines reliable sealing performance, extended service life, and ease of adjustment for both residential and commercial applications.