Promo Codes & Coupons » November 2018

Whether your water comes from the faucet or fridge, will let you purify it to optimum drinking quality. See below for today's best coupons, promo codes, deals, and sales as rated by our editor, Rob Sanders.

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Verified: 11/17/2018
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4 Tips for Saving Big with

Rob Sanders

By: Rob Sanders, Store Editor

With an unrivaled collection of filters online, weeds out the competition. It remains the best online source for refrigerator, air, and water filters from top brands such as KitchenAid, Whirlpool, Maytag, and Tier1. Get a reliable water test kit or an in-line filter to keep your whole household happy. Whether your water comes from the faucet or fridge, will let you purify it to optimum drinking quality. has a helpful and competent staff to better advise your shopping choices. You can take advantage of free pre-purchase support 24 hours a day Monday through Friday; this technical support is for life. Look to to stock the very latest in filtration technology. These appliances and solutions will improve the water you drink and the air you breathe, making a noticeable difference in your life.

Here are some commonly asked questions about


How Do I Use a Discount Code at

To redeem a valid discount at, you’ll need to go to your Shopping Cart. In the right-hand column, you’ll see a field titled “Discount Codes.” You can type or copy/paste your code in the blank text space provided. Make sure it shows up exactly the same as in the promotional offer because these coupons are case-sensitive. When you click “Apply Coupon” this valid discount will be given to you. Your order should reflect the savings in its new Grand Total. Now there's nothing keeping you from heading to checkout at with a terrific deal in the bag.


What is's Auto Delivery Program? has a No-Worries Filter Subscription Program to supply you with filters when you need them. As a member of this program, you’ll get automatic replacements sent to you hassle-free. calculates when you’ll need another filter based on your usage and the number of people in your home. You can also customize this schedule. A recurring order can be set to any interval you choose. You’ll get an email reminder 1 week before the filter ships, so you have a last opportunity to change or cancel the order if you wish. Your card will automatically be billed upon shipping. If a filter comes to you before you need it, you can always send it back, free of charge. Subscriptions to this filter replacement program can be cancelled at any time, but it’s so convenient, why would you cancel? To get automatic refills from, go online to sign up for its No-Worries Filter Subscription Program.


Do Filters Bought From Have a Set Expiration Date?

No, most filters can be kept for an indefinite amount of time in any cool and dry surroundings. The only exception to this long-lasting quality is the Reverse Osmosis Membrane, which typically only has a 1-year lifespan.


What Methods of Payment Does Accept?

At, you can pay using Visa, MasterCard, American Express, Discover, and PayPal via a secure server. Your billing address must match the address that your credit card bills are sent to. Your card will be charged when the order has shipped.