Right now there are 327 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Tools & Home Improvement › Hardware › Window Hardware. 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: PRIME-LINE, Frost King, uxcell, Blulu, Duck, NeatiEase, QCAA, MaKefeile. Every item is a one-off, so the stock moves all day and new deals keep arriving.