Right now there are 179 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Pet Supplies › Dogs › Doors, Gates & Ramps › Doors. 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: PetSafe, Ideal Pet Products, baboni, VEVOR, Hakuna Pets, Amazon Basics, CAT, Ownpets. Every item is a one-off, so the stock moves all day and new deals keep arriving.