Discount Filters Coupons & Promo Codes - October 2021

  • All24
  • Coupon Codes18
  • In-Store Coupons0
  • Offers6
  • Deals0
All (24) Codes (18) Offers (6)
There are no in-store offers at this time. Please check back later.

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25%Off code

25% Off Sitewide


Details Click through and tap ‘copy & go' to redeem 25% off storewide at Discount Filters. Expiration unknown. ...R25 Show Coupon Code
20%Off code

20% Off $100+ Order


Verified
Details Shop online and save throughout the site at Discount Filters with this coupon when you check out. ...E20 Show Coupon Code
$15Off code

$15 Off $100+ Order


Details Click through and tap ‘copy & go' to save $15 off $100 or more order sitewide at Discount Filters. Expiration unknown. ...mf3 Show Coupon Code

Past Discount Filters Coupon Codes

These Discount Filters promo codes have expired but may still work.

25%Off code

25% Off Sitewide


Details Shop online and save storewide at Discount Filters with this coupon when you check out. Good through August 29th. ...ITY Show Coupon Code Expired 08/29/21
20%Off code

20% Off Your Order


Details Shop online and save storewide at Discount Filters with this promotional code when you check out. Ends October 17th. ...G20 Show Coupon Code Expired 10/17/21
20%Off code

20% Off Your Order


Details 20% off at discountfilters.com with code plus extra $5 off with fridge + air filter purchase ...OND Show Coupon Code Expired 10/03/21
20%Off code

20% Off Your Order


Details Click through and tap ‘copy & go' to redeem 20% off your order storewide at Discount Filters. Promotional code valid now through September 19th. ...ERS Show Coupon Code Expired 09/19/21
65%Off coupon

Up To 65% Off Sitewide


Details Expires September 5th. Score up to 65% off throughout the site with this Discount Filters promotion. Get Coupon Expired 09/05/21