98923 Lowes AquaSource Original Flapper

98923 Lowes AquaSource Original Flapper

Key Features

• Designed for 1.28 GPF (gallons per flush) toilets
• Fits standard 3-inch flush valve openings
• Durable hard plastic frame with a flexible silicone seal
• Includes stainless steel chain and hook
• Direct replacement for specified original equipment parts

Replaces / Cross-Reference Part Numbers

• Lowe's AquaSource: 98923
• Gerber: 99-788
• Korky: 3060BP, 3070BP
• Fluidmaster: 5403

Compatibility & Fitment

• Fits specific Lowe's AquaSource 2-piece toilet models
• Compatible with toilets requiring a 3-inch flapper
• Confirm fitment by matching your existing part number to the cross-reference list

When to Replace

• Toilet runs constantly or intermittently refills ("ghost flushing")
• Water leaks from the tank into the bowl
• Reduced or incomplete flush power
• Visible signs of wear, warping, or deterioration on the existing flapper

Installation Tips

• Turn off the water supply valve and flush to empty the tank.
• Remove the old flapper by unhooking its chain and detaching it from the overflow tube posts.
• Install the new flapper by clipping it onto the flush valve posts.
• Attach the chain to the flush lever arm, leaving 1-2 links of slack.
• Turn the water supply back on and check for a proper seal and flush cycle.