Two Inch Toilet Flush Valve Assembly For Most One Piece Toilets With Top Push Button Universal Fit, Replacement Part For Dual Flush Systems, Works With Tank Hole Size 2.56 To 2.76 Inches, Easy Install, Durable Repair Kit
✔️ Single unit drain valve for 2-Inch, top-push toilets
This 2-inch flush valve assembly repairs or replaces the drain valve in most 2-Inch top-push one-piece toilets. It's commonly used to restore dual-flush performance and prevent tank leaks in Water Ridge models and TOTO THU338N units.
✅ UNIVERSAL DESIGN: fits most 2-Inch top-push one-piece toilets
✅ MEASUREMENT GUIDELINES: tank hole 2.56"-2.76" (65-70 mm); height 10"-14" (25.5-36 cm)
✅ DUAL FLUSH WATER-SAVING: adjustable water level for full/partial flush; seals well
✅ QUICK AND EASY INSTALLATION: install in 10 minutes or less; includes valve only
✅ COMPATIBILITY NOTES: works with TOTO THU338N and most 2" one-piece toilets
💡 What is a toilet flush valve assembly used for and why replace it?
It controls the water flow and timing of a flush in 2-Inch top-push toilets, restoring performance when the old valve leaks or fails.
- Key function: regulates water release for reliable flush
- Compatibility: suits most 2-Inch top-push one-piece models including THU338N
- Benefit: supports dual-flush operation and water efficiency
- DIY: simple replacement that reduces downtime