UPDATED 11/19/20: Read a message from our CEO about small parcel delivery delays. Also, see important COVID updates.
Scrolled to top
Swimming Pools & Chemicals






If you’re purchasing your first pool, you might be surprised to know that keeping it clean and comfortable requires more than just filling it up with the hose. Your pool will need a few different chemicals and tools to stay algae-free. Luckily, Costco has everything you need to keep your outdoor oasis as spotless as the day it was filled. Best of all, you know that no matter what products you choose, you’ll find high-quality goods at Costco’s unbeatable wholesale prices! And if you’re looking at pools and chemicals, don’t forget to check out Costco’s incredible selection of hot tubs & spas, plus spa accessories! Shop online at Costco.com and save!