
Korky 2011BP
Score: 72/100
iFealClear Toilet Flapper
Score: 72/100Rankings

The Korky 2011BP is a replacement hinge-style flapper designed specifically for Kohler one-piece toilets, replacing OEM parts #84995 and #1000490. Constructed from flexible rubber with stainless steel components, it features a red finish and is engineered to resist chlorine damage for extended lifespan. It is best suited for owners of Kohler one-piece toilets requiring a durable, chlorine-resistant replacement flapper that matches OEM performance.

The iFealClear 3-inch Toilet Flapper is a high-efficiency, water-saving rubber replacement part designed specifically for Gerber 99-788 flush valves in high-efficiency toilets. It features a 3-inch diameter with a single large hole in the cone, blue coloring for visibility, and an adjustable chain with dot markers for easy installation without tools. Ideal for DIY residential bathroom repairs, water conservation upgrades, and quick replacements requiring an exact OEM fit.
| Attribute | ![]() | ![]() |
|---|---|---|
2 inches | 3 inchesbest | |
1 countbest | 1 countbest |
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| Attribute | ![]() | ![]() |
|---|---|---|
Material & Durability(2) | ||
Material | Rubber/Stainless Steel | Rubber |
Chlorine Resistance | true | false |
Design & Features(3) | ||
Chain Material | Stainless Steel | Nylon/Plastic |
Installation Type | Hinge | Tool-free |
Flapper Type | Hinge | Standard Flapper |
Packaging & Support(1) | ||
Warranty Period | Standard | None |
Compatibility & Fit(4) | ||
Flush Valve Compatibility | Kohler One-Piece | Gerber 99-788 |
Flapper Diameter (inches) | 2 inches | 3 inches |
Toilet Type Compatibility | One-Piece | High-Efficiency Toilets (HET) |
Flush Valve Size | 2 inches | 3 inch |


Products in the top-left offer the best value (high score, low price).

Parts suppliers and video tutorials emphasize its exact compatibility with Gerber 99-788 valves, ease of tool-free installation, and water-saving benefits for high-efficiency toilets. It is highlighted as a genuine equivalent replacement without variances.
Users commonly praise the product as a quick fix for running toilets with a reliable seal and easy chain adjustment. Recurring complaints are not prominently noted, though phantom flushes are mentioned as a pre-replacement issue.
