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WaterFilters.net

WaterFilters.net Coupons & Promo Codes

Verified WaterFilters.net Promo Codes & Coupons

When you buy through our links we may earn a commission.

15%OFF

15% Off Sitewide

See DetailsExpires 12/22/2024
HOLIDAY15
10%OFF

10% Off First Order

See Details
5%OFF

5% Off Auto Ship Orders

See Details
FREE

Free Shipping w/ $99+

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Unverified Promo Codes

These WaterFilters.net discount codes are marked as expired in our system, but it's really common for coupons to work beyond their advertised expiation date. So we certainly can't guarantee that these codes work, but they very well might!

20%OFF

20% Off All Tier1 Filters

Save 20% off all tier1 filters when you enter this WaterFilters.net coupon during checkout. Valid now through December 15th.
TIER1HOLIDAY
10%OFF

10% Off Sitewide

Shop online and save storewide at WaterFilters.net with this code when you check out. Valid through December 15th.
HOLIDAYPREP
15%OFF

15% Off USWF Products

Good through November 17th. Redeem 15% off uswf products when you use this coupon code at checkout.
VETERANS15
25%OFF

25% Off Pool & Spa Filters

Valid through September 30th. Receive 25% off pool & spa filters when you use this WaterFilters.net promotional code at checkout.
FLASH25
15%OFF

15% Off All Fridge Filters

Click through and tap 'copy & go' to redeem 15% off all fridge filters at WaterFilters.net. Promotional code valid now through today.
ALLFRIDGE15
15%OFF

15% Off Berkey Systems + Free Shipping

Get 15% off berkey systems + free shipping when you enter this WaterFilters.net promotion code during checkout. Expires today.
BERKEY15SHIP
15%OFF

15% Off Furnace Filters + Free Shipping

Valid now through October 7th. Receive 15% off furnace filters + free shipping when you use this WaterFilters.net discount code at checkout.
FURNACE15SHIP
15%OFF

15% Off Humidifier Filters + Free Shipping

Shop online and save at WaterFilters.net with this code when you check out. Good through October 7th.
HUMID15SHIP
5%OFF

5% Off Sitewide + Free Shipping

Shop online and save storewide at WaterFilters.net with this promotional code when you check out. Expires October 4th.
SAVE5SHIP
10%OFF

10% Off All Water Filters

Shop online and save throughout the site at WaterFilters.net with this promo code when you check out. Valid now through today.
WATER10SHIP
20%OFF

20% Off All Fridge Filters

Shop online and save throughout the site at WaterFilters.net with this discount code when you check out. Valid now through September 26th.
ALLFRIDGE20
22%OFF

22% Off Humidifier & Furnace Filters

Ending September 24th. Receive 22% off humidifier & furnace filters when you use this code at checkout.
FALL22
WaterFilters.net

Buy 3 Get 1 Free Tier1 Fridge Filters

Score buy 3 get 1 free tier1 fridge filters storewide when you enter this code during checkout. Valid now through September 21st.
FRIDGE4FOR3
15%OFF

15% Off Furnace Filters

Click through and tap 'copy & go' to redeem 15% off furnace filters at WaterFilters.net. Promotion code valid through today.
FURNACE15
15%OFF

15% Off All Water Filters

Valid through tonight. Get 15% off all water filters sitewide when you use this WaterFilters.net coupon code at checkout.
WATER15
20%OFF

20% Off All Fridge Fridge Filters + Free Shipping

Valid now through tonight. Score 20% off all fridge fridge filters + free shipping when you use this code at checkout.
VIP20FRIDGE
35%OFF

35% Off Tier1 & Tier1 Plus Fridge Filters + Free Shipping

Redeem 35% off tier1 & tier1 plus fridge filters + free shipping when you enter this WaterFilters.net discount code during checkout. Ending today.
TIER35SHIP
20%OFF

20% Off All Humidifier Filters + Free Shipping

Score 20% off all humidifier filters + free shipping when you enter this promotional code during checkout. Expires today.
HUMID20SHIP
5%OFF

5% Off + Free Shipping

Click through and tap 'copy & go' to save 5% off + free shipping sitewide at WaterFilters.net. Promotion code good through tonight.
DEAL5SHIP
11%OFF

11% Off Sitewide

Click through and tap 'copy & go' to receive 11% off storewide at WaterFilters.net. Promo code ends September 5th.
LABORDAY

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WaterFilters.net sells all kinds of water filters and drinking water systems.

WaterFilters.net Frequently Asked Questions

What is WaterFilters.net's shipping / return policy?

WaterFilters.net offers $6.90 flat rate shipping on orders under $99. Shipping is free on orders of $99 or more.

How do I contact WaterFilters.net?

WaterFilters.net can be contacted by calling 1-888-801-7873 or by email at Support@waterfilters.net.

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