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Pick a charity and we'll give them 50% of our commission.
No Filter United promo code today, but you can still save. Set up autoship for replacement filters so you change them on time. More ways to save
Go to Filter United from here and we'll donate 50% of our commission to the charity you pick. It costs you nothing.
Visit Filter UnitedOne email when Filter United has a new code, plus the best codes from brands you pick, every Thursday.
Every Filter United code here comes from Filter United itself or its official affiliate program, never copied from another coupon site. When you shop through our links, Filter United may pay us a commission. It never changes your price. We give 50% of that commission to the charity, club or school you choose, at no extra cost to you.
Filter United is a California company selling reverse osmosis drinking water systems for the home, plus single replacement filters, filter sets, and parts and accessories. Its systems carry WQA Gold Seal certification to NSF/ANSI 58 and 372, and an autoship option sends replacement filters on a schedule so you don't forget to change them.
Prices are in US dollars. Orders ship from California by FedEx, UPS or USPS, with free shipping to the 48 contiguous states, and the store also ships to Canada. You have 30 days from receiving an item to request a return if it's unused and in its original packaging. The store also runs a rewards program.
| Shipping | Free shipping to the 48 contiguous US states; ships from California by FedEx, UPS or USPS. |
|---|---|
| Returns | 30 days from receipt to request a return for unused items in original packaging; start it with a ticket on the Contact Us page. |
| Loyalty program | Filter United runs a reward program for customers. |
|---|---|
| Ways to pay | Prices in US dollars; American Express, Apple Pay, Discover, Google Pay, Mastercard, Visa and Shop Pay installments. |
From Filter United's own website. Terms change, so check at checkout.
We don't have a working Filter United code right now. Sign up for alerts and we'll email you when one lands.
We don't know of a student discount at Filter United at the moment.
We don't know of a military or first responder discount at Filter United at the moment.
Filter United runs a reward program for customers.
Use the help center on the Filter United website.
Usually not: most stores, including Filter United, accept one promo code per order. Automatic deals and sale prices can often be combined with a code, so check the terms on each offer.
We don't have a first-order code for Filter United right now. Sign up for alerts and we'll email you if one lands.
It depends on the code. Many promo codes exclude items that are already reduced, so open Terms on the code before you use it.
Most codes exclude gift cards and items already reduced, and some need a minimum spend or are for new customers only. Open Terms on the code, or tap "Didn't work?" and we'll recheck it.
Every Filter United code here comes from Filter United itself: its own daily feed through its official affiliate program, or its own website. Each offer shows when we last checked it.
Yes. When you buy from Filter United through our links, Filter United pays us a commission, and we give 50% of it to the charity or club you choose. We pay each cause its confirmed commission every quarter (Jan, Apr, Jul, Oct), once the store has confirmed the sale, usually 30 to 90 days after the order.
No. You pay Filter United's normal price, less any discount. Our commission is paid by Filter United or its affiliate network, not by you.
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