25%Off
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WaterFilters.net Coupons & Promo Codes
- All27
- Promo Codes25
- In-Store Coupons0
- Offers2
- Deals0
All (27)
Codes (25)
Offers (2)
There are no in-store offers at this time. Please check back later.
15%Off
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$10Off
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$10 Off $100+ Order
Details Get $10 off $100+ order when you use the coupon code. ...NOW Get Promo Code
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FreeShipping
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FreeShipping
sale
Free Shipping w/ $99+
Details Click through to get free shipping w/ $99 or more throughout the site with this promotion at WaterFilters.net. Get Offer
15%Off
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15% Off Replacement Undersink Filters + Free Shipping
✓Verified
Details
Valid now through April 17th. Score 15% off replacement undersink filters + free shipping when you use this WaterFilters.net code at checkout.
...HIP
Get Promo Code
Expires 04/17/21
New
10%Off
code
10% Off Tier1 Water Filters + Free Shipping
✓Verified
Details
Shop online and save at WaterFilters.net with this coupon code when you check out. Valid through April 17th.
...HIP
Get Promo Code
Expires 04/17/21
New
20%Off
code
20% Off All Pool and Spa Filters
Details Redeem 20% off all pool and spa filters when you use this WaterFilters.net coupon at checkout. ...L20 Get Promo Code
20%Off
code
20% Off All Air Filters
Details Redeem 20% off all air filters when you use this promotion code at checkout. ...R20 Get Promo Code
Free Tier1 Fridge Filler w/ Three Purchased
Details Shop online and save at WaterFilters.net with this discount code when you check out. Expiration unknown. ...ACK Get Promo Code
15%Off
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20%Off
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10%Off
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10%Off
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20%Off
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50%Off
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30%Off
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30%Off
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30%Off
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10%Off
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10%Off
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10%Off
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10%Off
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20%Off
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40%Off
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40%Off
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70%Off
sale
Past WaterFilters.net Coupon Codes
These WaterFilters.net promo codes have expired but may still work.
10%Off
code
10% Off Sitewide
Details Click through and tap ‘copy & go' to save 10% off storewide at WaterFilters.net. Promo code valid through April 4th. ...R10 Get Promo Code Expired 04/04/21
10%Off
code
10% Off Sitewide
Details Get 10% off throughout the site when you enter this discount code during checkout. Ending March 16th. ...N10 Get Promo Code Expired 03/16/21
5%Off
code
5% Off + Free Shipping sitewide
Details Click through and tap ‘copy & go' to redeem 5% off + free shipping throughout the site at WaterFilters.net. Coupon ending April 1st. ...HIP Get Promo Code Expired 04/01/21
5%Off
code
5% Off + Free Shipping
Details Click through and tap ‘copy & go' to save 5% off + free shipping storewide at WaterFilters.net. Promo code expires April 1st. ...HIP Get Promo Code Expired 04/01/21
5%Off
code
5% Off + Free Shipping On All Tier1 Filters
Details Receive 5% off + free shipping on all tier1 filters when you enter this discount code during checkout. ...HIP Get Promo Code Expired 04/12/21
15%Off
code
15% Off Whole House Cartridges
Details Shop online and save at WaterFilters.net with this coupon when you check out. Valid through March 26th. ...E15 Get Promo Code Expired 03/26/21
15%Off
code
15% Off All Air Filters
Details Good through March 26th. Save 15% off all air filters when you use this WaterFilters.net promotion code at checkout. ...R15 Get Promo Code Expired 03/26/21
30%Off
code
30% Off Tier1 Fridge Filters
Details Ending March 26th. Score 30% off tier1 fridge filters when you use this coupon code at checkout. ...E30 Get Promo Code Expired 03/26/21
15%Off
code
15% Off + Free Shipping on All Water Filters
Details Shop online and save at WaterFilters.net with this promo code when you check out. Valid now through tonight. ...HIP Get Promo Code Expired 03/22/21
20%Off
code
20% Off All Tier1 Air Filters
Details Valid now through March 20th. Get 20% off all tier1 air filters when you use this WaterFilters.net promo code at checkout. ...R20 Get Promo Code Expired 03/20/21
