Lavelle Kohler Toilet Flapper
Score: 88/100
Fluidmaster Glacier Bay Flapper
Score: 85/100Rankings
The Lavelle Industries 3010BP is a 3-inch Class 5 flapper designed as a direct replacement for specific Kohler toilet parts, featuring exclusive Chlorazone rubber for superior durability. It is manufactured in the USA and backed by a 5-year warranty, offering a tight seal and resistance to chlorine, bacteria, and hard water conditions. Ideal for routine maintenance on two-piece Kohler toilets or upgrades for longevity.

The Fluidmaster 5401GBP4 is a durable 3-inch adjustable silicone flapper designed primarily for Glacier Bay and similar high-efficiency toilets. Its main limitation is its lack of universal fit, making it less suitable for non-compatible brands. It is best suited for owners of Glacier Bay toilets seeking a long-lasting upgrade with water-saving adjustability.
| Attribute | Lavelle Kohler Toilet Flapper | ![]() |
|---|---|---|
3 inchesbest | 3 inchesbest | |
1 countbest | 1 countbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Lavelle Kohler Toilet Flapper | ![]() |
|---|---|---|
Material & Durability(2) | ||
Material | Chlorazone Rubber | Rubber/Silicone |
Seal Type | Tight Seal | Silicone |
Design & Features(3) | ||
Chain Adjustability | false | true |
Installation Type | Standard | Direct Replacement |
Flapper Type | Class 5 | Adjustable |
Packaging & Support(1) | ||
Warranty Period | 5 years | 10 years |
Compatibility & Fit(3) | ||
Flush Valve Compatibility | Kohler 3-inch | 3 inches |
Toilet Type Compatibility | Kohler | Post-1994 HET |
Flush Valve Size | 3 inch | 3 inches |
Products in the top-left offer the best value (high score, low price).
Manufacturer and retailer descriptions emphasize the product's superior chlorine resistance and plumber-preferred reliability for Kohler repairs, positioning it as a premium OEM-style replacement.
Recurring themes inferred from product pages suggest praise for durability in hard or chlorinated water and easy installation, with no documented complaints found in the source data.

Search results lack dedicated expert reviews from major review sites like Wirecutter or Consumer Reports. Retailer and manufacturer pages emphasize reliability, corrosion resistance, and water-saving capabilities, positioning the product as a high-quality upgrade specifically for Glacier Bay toilets.
“Easy to install and effectively stops leaks in many toilet models.”



Consumer feedback from Home Depot reviews is consistently positive, praising the ease of installation and the product's effectiveness in stopping leaks and fixing running toilets.