There will, no doubt, be various places that will try to meet your zipper needs. Zippers are on everything, so it’s not a surprise that all of us will eventually need to buy replacements. The best place for this will be Zippershipper. They have a wide selection of styles, colors and lengths to meet almost every need.
They also offer zipper chain by the yard, so you can have more control over how your zippers are put together. You can buy sliders, ends and chain from them, so that your zippers will be to your liking.
They also have a custom zipper service. These can be ordered in batches of 100, and will be delivered to you in 3 to 4 weeks. If you aren’t able to find a zipper suitable for your needs through their site, and you don’t want to go through the extra work of putting zippers together, then custom orders will be your best option.