Fluidmaster PerforMAX Flapper
Score: 88/100
Qualihome 3-inch Toilet Flapper
Score: 82/100Rankings
The Fluidmaster 502P21 PerforMAX is a universal, adjustable 2-inch toilet flapper designed to resolve weak flushes, running toilets, and water waste in toilets with 1.28, 1.6, or 3.5+ GPF ratings. It features a dial-adjustable mechanism for customizing flush volume, Microban antimicrobial protection, and a solid frame to prevent twisting during operation. It is best suited for homeowners with most 2-inch flush valve toilets experiencing weak flushes, running toilets, double flushes, or high water use.
The Qualihome Toilet Flapper Replacement Kit is a universal 2-inch solution designed for standard toilet tanks, featuring a hinge flapper valve and a corrosion-resistant stainless steel chain. It stands out by including a front-mount black plastic handle, offering a complete DIY repair package. While it lacks adjustable height features, its broad compatibility and included accessories make it a strong value proposition for standard 2-inch systems.
| Attribute | | |
|---|---|---|
2 inchesbest | 2 inchesbest | |
1 countbest | 1 countbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Material & Durability(3) | ||
Material | Rubber/Plastic | Rubber |
Seal Type | Solid Frame | Hinge Flapper |
Hard Water Resistance | true | null |
Design & Features(3) | ||
Chain Material | Standard | Stainless Steel |
Installation Type | DIY | Universal |
Flapper Type | Adjustable Flapper | Replacement Kit |
Packaging & Support(2) | ||
Warranty Period | 5 Years | null |
Certifications | NSF/ANSI 61 | null |
Compatibility & Fit(4) | ||
Flush Valve Compatibility | Universal | 2 inch |
Toilet Type Compatibility | Standard | Standard 2-inch |
GPF Compatibility | 1.28-3.5+ | Water-saving |
Flush Valve Size | 2 | 2 inch |
Products in the top-left offer the best value (high score, low price).
Professional reviewers, including Home Improvement Expert Bob Vila, rate the Fluidmaster 502P21 as the best overall 2-inch flapper for addressing running toilets. It is praised for its ability to fix weak flushes, double flushes, and water waste. Manufacturer sources describe it as the 'gold standard' and 'high performance standard' due to its durability, adjustability, and Microban protection.
Search results do not provide direct consumer quotes or aggregated star ratings. However, implied praise from product pages suggests users value the reliable sealing, water savings, and ease of use for fixing running toilets. No recurring complaints are detailed in the available data.
Choose Qualihome for a complete handle-and-flapper kit, but choose Fluidmaster if you need adjustable height for complex fits.
