Top Filterbuy Coupons for January 2026

Simple Ways to Save at Filterbuy

You don't need to be a pro to save money on air filters. Filterbuy has a few simple programs that make it easy. The biggest one is their subscription service. When you sign up for regular deliveries, you automatically save 5% on every order. It's a great way to save without having to remember to reorder. You can also look for a promo code box at checkout on their website. This is where you can enter any coupon codes you find to get an instant discount.

Best Times to Shop

While Filterbuy's subscription is an "always-on" deal, they also run special sales. A good time to check is around major holidays like Memorial Day, Fourth of July, and Labor Day. They often have site-wide sales or special promo codes during these times. It's also smart to keep an eye out for seasonal promotions, especially in the spring and fall when many people are doing home maintenance and changing their filters.

Using Their Rewards Program

Filterbuy has a straightforward loyalty program called Filterbuy Rewards. Here’s how to make the most of it:

• Sign Up for Free