3 Inch rubber flapper Replacement Kit for Gerber 99-827

3-Inch Toilet Flapper – Compatible Replacement for Gerber 99-827

Is your Gerber toilet running constantly, leaking, or not flushing properly? A worn-out flapper is often the cause. This compatible replacement flapper is designed as a direct alternative to the Gerber 99-827 3-inch flapper, helping restore proper sealing and efficient flushing.

White Finish:

The white rubber flapper offers a clean, classic appearance that matches most toilet tank interiors. The material is designed for reliable sealing and long-lasting performance.

Designed for Gerber Maxwell 1.6 GPF Toilets:

This 3-inch flapper is designed to fit Gerber toilets equipped with standard 3-inch flush valves. Compatible with Gerber Maxwell 1.6 GPF models.

Compatible tank models include: 20-900, 20-902, 20-904, 20-910, 20-912, 21-018, 21-011, 28-180, 28-183, 28-530, 28-535, 28-980, 28-990, 28-992, 28-994, 28-995, and 28-970.

Please verify your tank model number (printed inside the ceramic tank) before ordering.

3-Inch Rubber Construction with Stainless Steel Chain:

Made from rubber material with a stainless steel chain. The 3-inch sealing surface is designed to provide a secure seal against the flush valve, helping prevent leaks and running water.

Easy Installation:

Simple DIY installation with no special tools required. Attach the chain to the flush lever with approximately 1/2-inch slack, secure the flapper in place, and your toilet is ready to use.

Important – Before Purchasing:

Please confirm that your toilet uses a 3-inch flush valve and the 99-827 flapper system before ordering. Not compatible with Gerber GA715014-GEG1.