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3 Pack Cartridge Fits 3m Aqua-pure Ap431 by AquaCrest

4.638 product ratings

Aqua Crest Direct (14121)

99.3% positive feedback

Price:

$51.99

Free shipping

Estimated delivery Sat, Dec 6 - Wed, Dec 10

Returns:

60 days returns. Seller pays for return shipping.

Condition:

New

3M Aqua-Pure AP431, HF8-S, KleenWater KW431. 3M Aqua-Pure AP430, AP430SS and SF18-S Scale Inhibition System. This protective action may help maintain water flow and potentially extend the operational life of water-using appliances such as water heaters and dishwashers.

Ratings and Reviews

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4.6

8 product ratings

6 users rated this 5 out of 5 stars
1 users rated this 4 out of 5 stars
1 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Compact

Easy to operate

Easy to clean

Most relevant reviews

by joshsimpson99
Nov 18, 2025
Great deal for this filter set,high qual...
Great deal for this filter set,high quality and this brand of filters lasts longer than o5her brands
Verified purchase: YesCondition: New
by jb_67981
Mar 19, 2025
Loose fitting
I have tried 3 similar models and I'm not sure which one treats the water better. Our city water has a lot of calcium in it and have to drain and replace elements every 1-2 years . This product was a little loose screwing in and am worried it will leak but so far has not.
Verified purchase: YesCondition: New
by tashascreations
Mar 02, 2025
Haven’t used yet just for future applica...
Haven’t used yet just for future applications. Looks to be of good quality
Verified purchase: YesCondition: New
by nmdigger
Mar 26, 2024
Good product
Inline disposable filter for my tankless water heater. Does the job. Easy to change out.
Verified purchase: YesCondition: New
by akeenan55
Jan 26, 2023
Compact filter
This filter works on my tankless water heater and provides whole house filtration for the hot water. Good product, great price.
Verified purchase: YesCondition: New
by ekopec12
Sep 29, 2023
recommended
Arrived on time. Easy to use. Fit perfectly.
Verified purchase: YesCondition: New
by rlc_5028
Apr 06, 2025
good quality, i have used them in the pa...
good quality, i have used them in the past.
Verified purchase: YesCondition: New
by kan9774_mtimnje
Nov 04, 2022
Works fine
Works fine.
Verified purchase: YesCondition: New