Right now there are 155 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Tools & Home Improvement › Plumbing › Toilet Parts › Toilet Flush Valves. These are inspected returns and open-box items that Amazon sells and ships itself. WarehouseHunter puts each one next to its current new price, so you can see what you save at a glance.

Brands with the most offers here: Kohler, American Standard, Fluidmaster, Zurn, Danco, Korky, Sloan, Flushmate. Every item is a one-off, so the stock moves all day and new deals keep arriving.