Get even more at checkout.

- or -
By joining, I agree to Honey's
TOS
&
Privacy Policy
Already a Honey member?
Log In

Get even more at checkout.

- or -
By joining, I agree to Honey's
TOS
&
Privacy Policy
Already a Honey member?
Log In

Visit Store

$0 avg. savings

Up to 5% Back

The Filter Source Coupons, Promo Codes and Deals

Share a Coupon Code for The Filter Source
Coupon Code
Description
Expiration Date
check-mark-icon

7 Verified Coupons

honey-gold-icon

Up to 5% Back

CODE
Coupon

40 % off

0 uses
|
Last used -
Honey Gold

Get 0.1-5% back from your The Filter Source purchase with Honey.

Honey Gold
Get 0.1-5% Back
Shopping with Honey earns you Honey Gold Rewards at over 3,700 online stores that could be redeemed for free e-gift cards.
Join Honey to activate 0.1-5% offer at The Filter Source. It's free!
- or -
Already a member? Log in
40%
OFF
Coupon

40% off plus free shipping on orders over $25

0 uses
|
Last used -
CODE
Coupon

hOLMES MODEL SCM1100-DMB

0 uses
|
Last used -
40%
OFF
Coupon

40% some filters

0 uses
|
Last used -
50%
OFF
Coupon

25-50% off, plus free shipping

0 uses
|
Last used -
CODE
Coupon

$8.44 off IHolmes HAPF30 Hepa

0 uses
|
Last used -
40%
OFF
Coupon

40% off

0 uses
|
Last used -
SALE
DEAL

Free Shipping on $25+ order.

40%
OFF
DEAL

40% Off on HolmesAA Fresh Spring Solution

17%
OFF
DEAL

17% Off Holmes HM5082-U Warm Mist Humidifier

48%
OFF
DEAL

Up to 48% Off Select Humidifiers

40%
OFF
DEAL

40% Off on HolmesAA Breathe Easy Solution

SALE
DEAL

Get Free shipping on orders of $25+. Exclusions Apply.

57%
OFF
DEAL

Get up to 57% off Humidifiers

73%
OFF
DEAL

Get up to 73% off Humidifier Filters

73%
OFF
DEAL

Get up to 73% off Air Purifier Filters

Email Confirmed... Thanks!