Typically $21.23 — price, ratings, and availability change often, so check the current listing before you buy.
Fill valve and flush valve in one box — the fix for a toilet that runs, hisses or won't refill.
Quick Take
A running toilet quietly wastes hundreds of gallons and shows up on the water bill before it shows up in your ear. This kit replaces both of the parts that fail, in about half an hour, for roughly a tenth of a plumber's trip charge.