KOHLER GP1138930 Silent Fill Toilet Fill Valve Kit 12.5"

The KOHLER GP1138930 Silent Fill Toilet Fill Valve Kit is a genuine replacement part designed for reliable toilet performance. With adjustable features and multiple fill-rate inserts, it fits various KOHLER and Sterling toilets. Measuring 12.5 inches long, this valve kit ensures efficient, quiet refills and easy installation—ideal for homeowners and professional plumbers seeking durable toilet repairs.