Today's Top Coupon for Oct 22, 2020
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Details: Now get 25% off tier1 + tier1 plus fridge filters order at Discount Filter Store.

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Submitted: 4 weeks ago

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Didn't work for me
3 weeks ago by anonymous
Didn't work for me
3 weeks ago by anonymous
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Submitted: By windsurfer 3 days ago

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Details: Now order 5-pack of port authority face masks for $5.99 instead of $9.99 at Discount Filter Store.

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Submitted: 2 weeks ago

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Details: Now get free shipping on your purchases over $25 only at Discount Filter Store.

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Submitted: 2 weeks ago

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Details: Now get 5% off on your order of humidifier filers and free shipping at Discount Filter Store.

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Submitted: 2 weeks ago

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Details: Now get 5% off sitewide & free shipping with purchase $39+ at Discount Filter Store.

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Submitted: 4 weeks ago

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Details: Now get 10% off Tier1 + Tier1 plus fridge filters order and free shipping at Discount Filter Store.

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Submitted: 4 weeks ago

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35%OFF

35% off all Tier-1 and Tier-1 Plus Fridge Filters, plus free shipping

You will always be satisfied with the water quality enjoyed at home if you ensure better filtration with top solutions from Discounter Filter Store. Today, all Tier-1 and Tier-1 Plus Fridge Filters are available 35% off and ship for free!
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Submitted: By ttrend 4 weeks ago

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Didn't work for me.
3 weeks ago by anonymous

10%OFF

10% Off and Free Shipping with any purchase over $100

Now get 10% Off and Free Shipping with any purchase over $100 at Discount Filter Store
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Submitted: 2 months ago

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20%OFF

20% Off Reverse Osmosis Water Filter Order

Now get 20% Off on your Reverse Osmosis Water Filter Order at Discount Filter Store. Shop for Water Filters, Air Filters, and more!
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Submitted: By hcnstgns last week

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20%OFF

20% Off Any Purchase

Get 20% Off on your Any Purchase at Discount Filter Store. Visit us for a water filter, Pool & Spas filer, and more!
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Success Rate: 100%

Submitted: By ttrend a month ago

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Valid coupon code!
3 weeks ago by anonymous

FREESHIPPING

Receive free shipping on any purchase

Buy professional filters for air, water, refrigerator, pool, and spa from Discount Filter Store. There is no need to worry about the costs because the coupon code allows you to enjoy free shipping on any order! Don't miss out!
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Submitted: By ttrend a month ago

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15%OFF

15% off with your order at Discount Filter Store

Now get 15% off with your order at Discount Filter Store
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Submitted: By cny1234

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Offer is expired
4 months ago by anonymous
Offer is expired.
A few months ago by anonymous
Didn't work for me
A few months ago by anonymous

10%OFF

10% OFF any order

Your one-stop destination for air, water, pool, and spa filters has retailored prices so you can stock up on your needs and save as well. All purchases are now discounted by 10% with coupon code AFF10!
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Submitted: By will_smith

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Coupon code is expired
2 months ago by anonymous
Discount is expired
4 months ago by anonymous
Invalid coupon code
5 months ago by anonymous
Offer is expired.
A few months ago by anonymous

$10OFF

$10 Off $30+ Orders

Now get $10 off on orders over $30 at Discount Filter Store
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Submitted: By tweenie 4 days ago

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30%OFF

30% OFF Tier1 Air Filters Purchase

Receive a 30% discount on Tier1 Air Filters purchase at discountfilterstore.com.
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Submitted: By tweenie 4 days ago

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10%OFF

10% Off Any Purchase

Now get 10% off on any order at Discount Filter Store
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Submitted: By tweenie 4 days ago

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Success Rate: 50%

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Promo code has expired.
A few months ago by anonymous
This discount is valid
Over a year ago by CoupeeQ
"Not valid together or with any other promotional offers."
Over a year ago by CoupeeQ
Invalid coupon code
2 years ago by anonymous
Didn't work for me.
2 years ago by anonymous

15%OFF

15% OFF Any Purchase

Great Deal! Now get 15% off on your any purchase at discountfilterstore.com.
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Submitted: By clue15 a month ago

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5%OFF

5% OFF Any Purchase

Now get 5% off on your any purchase at discountfilterstore.com. Hurry!
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Submitted: By clue15 a month ago

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15%OFF

15% OFF Any Purchase

Great Deal! Now get 15% off on your any purchase at discountfilterstore.com.
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Submitted: By clue15 a month ago

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Submitted: By joyworks2006 a month ago

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FREESHIPPING

10% Off Your Purchase and Free Shipping

Now take a flat 10% Off Your Purchase and Free Shipping at Discount Filter Store
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Submitted: By aelias 2 months ago

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30%OFF

Here is Our Discount Filter Store Coupon for 30% Off Tier1 Water Filters Orders

Now get 30% off on Tier1 Water Filters at Discount Filter Store
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Submitted: By joyworks2006 3 months ago

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Coupon is expired.
2 months ago by anonymous
Coupon has expired
2 months ago by anonymous

20%OFF

20% Off Any Purchase

Now get 20% off on any order at Discount Filter Store
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Submitted: By joyworks2006 3 months ago

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SALE

$59.99 Tier1 Undersink Filter System

Now you can grab Tier1 Undersink Filter System for $59.99.
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SALE

Offer With Experience The Tier1 Difference Order

Now get Offer With Experience The Tier1 Difference Order at Discount Filter Store. Visit us for Water Filters and more!
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10%OFF

10% OFF your order

Your one-stop destination for air, water, pool, and refrigerator filters has retailored prices so you can get more for less. Visit Discountfilterstore.com for quality filters and use code WELCOME10 to shorten your payments by 10%!
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Submitted: By Crenganes

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SALE

Offer With The Full Line Salt & Salt Free Softening Systems Order

Now get Offer With The Full Line Salt & Salt Free Softening Systems Order at Discount Filter Store. Visit us for Air Filters and more!
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SALE

Refrigerator Filters at Discount Filter Store

Now save on Refrigerator Filters at Discount Filter Store
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SALE

$199 only for Reverse Osmosis System: Traditional 5 Stage

Now get Reverse Osmosis System: Traditional 5 Stage for $199 instead of $249.99
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UP TO70%OFF

Up to 70% Off Filters Order

Now get up to 70% off on Filters at Discount Filter Store
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SALE

$495 only for Tier1 Water Softeners

Now get Tier1 Water Softeners for $495 instead of $649.99
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Expired Discount Filter Store promo codes

These probably won't work but give them a try!
 Expired 10/14/15

10%OFF

10% Off

Receive 10% off your purchase. This Discount Filter Store discount is good through 10/14/15 only.
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Expired: 10/14/15

Submitted: By ucrual

 Expired 10/16/15

20%OFF

Seize 20% discount on Tier 1 products

Air and water quality is certainly important if you want to raise a healthy family. That makes it essential to keep updating the filters in your home. The Tier 1 ones that you can order from Discount Filter Store are now 20% more affordable!
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Expired: 10/16/15

Submitted: By ucrual

 Expired 3/31/16

20%OFF

Secure 20% savings on Tier1 filters

Discount Filter Store is the expert in water and air filters, parts, accessories and more at unbeatable prices. Place your order on Tier1 products and make sure you use the code to get 20% back on Tier1 filters! Don`t hesitate!
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Expired: 3/31/16

Submitted: By ucrual

 Expired 1/31/16

15%OFF

Get 15% back on all items

Do you want to be able to feel comfortable and home and protect your health at the same time? Then you need to head on over to Discount Filter Store. There you can find filters for everything from pools to refrigerators and more. Get 15% back on all items
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Expired: 1/31/16

Submitted: By ucrual

 Expired 2/14/16

10%OFF

10% off

Shop online at Discount Filter Store until this Sunday and you can take 10% off your order.
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Expired: 2/14/16

Submitted: By ucrual

 Expired 2/17/16

15%OFF

Save 15% on all items

Enjoy clear air and water in your home and purchase filters from the Discount Filter Store! All items on the website receive a discount of 15% with this coupon so don't miss out and place your order before February 17! What do you think?
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Expired: 2/17/16

Submitted: By ucrual

 Expired 2/29/16

20%OFF

Receive 20% price drop on Tier1 coffee filters

Keep enjoying that fresh coffee scent you are so passionate about every single day. Just make sure you periodically replace the filters. The Tier1 options for your coffeemaker at Discount Filter Store cost 20% less this month!
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Expired: 2/29/16

Submitted: By ucrual

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