Don't Miss Out: Enjoy 25% Off Entire Purchase
15% Off Sitewide
Up to 50% Off Select Online Vanities + Faucets
Click through and get up to 50% discount on select online vanities and faucets.
Ends in 3 days
20% Off Sitewide
Up to 67% Off Close-Out Products
Limited Time: 10% Off All Items
15% Off Your Order With Discount Filters Email Sign Up
20% Off Your First Subscription Order
Flexible Options: Shop Now, Pay Later
1 Year Return Policy
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Discount Filters - Frequently Asked Questions
Does Discount Filters offer a warranty?
Yes. Discount Filters’ Purchase Guarantee allows customers to return unused filters for up to one year with free return shipping.
Can I get a price adjustment if my filter goes on sale?
Yes, you may request a price adjustment if an item goes on sale within 90 days of your purchase. Contact Discount Filters customer service for assistance with your return.
How do I contact Discount Filters customer service?
Email contact@discountfilters.com or call 888-407-5688 to get in touch with Discount Filters’ customer-service team.
How often do I need to change my air filters?
It’s generally best to replace 1-inch fiberglass or polyester air filters monthly, while pleated 1-inch filters can be changed every six weeks.
How do I process a return at Discount Filters?
Visit Discount Filters’ returns page to receive a return authorization prior to returning your filters. Discount Filters’ customer-service team will provide instructions on processing your return.
How Do I Use a Discount Filters Coupon Code?
- Visit the Discount Filters website and add your desired items to the cart.
- Click the shopping cart in the upper-right corner of your screen.
- On the cart page, look for the drop-down box labeled “Apply Discount Code" and click it.
- Enter your Discount Filters promo code in the box, and then click “Apply."
- Make sure your discount has been applied, and then complete your purchase.
Recently Expired Discount Filters Coupons
$10 Off Orders Over $75
$15 Off Orders Over $100
30% Off Sitewide
25% Off Sitewide
15% Off All Orders