Subject: Ready for a stronger filter? Upgrade with 25% OFF.
From: "ProOne Water Filters" <[email-masked]>
To: "Timothy Bourdeau" <[email-masked]>
Date: Thu, 05 Feb 2026 15:45:13 +0000

Free shipping on orders over $60

[ProOne Water Filters Logo](https://www.prooneusa.com)

[Shop now ](https://prooneusa.com/shop/)

https://shop.culligan.com/collections/maxclear-technology

ProOne & MaxClear: Fully Compatible

ProOne & MaxClear: Fully Compatible

[Upgrade to Maxclear](https://shop.culligan.com/collections/maxclear-techno=
logy)

Keep using what you have. Upgrade when you're ready. Everything fits perfec=
tly.

Keep using what you have. Upgrade when you're ready. Everything fits perfec=
tly.

[Culligan + ProOne](https://shop.culligan.com/collections/maxclear-technolo=
gy)

What this =E2=80=A8means for you:

What this means for you:

Same trusted performance
Your ProOne system works exactly as it always has =E2=80=94 now supported b=
y Culligan=E2=80=99s decades-long expertise in water science and filtration=
 innovation.
Even stronger protection
Culligan=C2=AE MaxClear=E2=84=A2 filters are certified to reduce microplast=
ics, lead, and Total PFAS (forever chemicals), with added protection agains=
t pharmaceuticals and pesticides.*=C2=A0Seamless compatibility
MaxClear=E2=84=A2 filters are engineered to fit your existing ProOne system=
 perfectly =E2=80=94 no adapters, no adjustments =E2=80=94 and are compatib=
le with most gravity-fed filtration systems.

Same trusted performance
Your ProOne system works exactly as it always has =E2=80=94 now supported b=
y Culligan=E2=80=99s decades-long expertise in water science and filtration=
 innovation.

Even stronger protection
Culligan=C2=AE MaxClear=E2=84=A2 filters are certified to reduce microplast=
ics, lead, and Total PFAS (forever chemicals), with added protection agains=
t pharmaceuticals and pesticides.*
=C2=A0
Seamless compatibility
MaxClear=E2=84=A2 filters are engineered to fit your existing ProOne system=
 perfectly =E2=80=94 no adapters, no adjustments =E2=80=94 and are compatib=
le with most gravity-fed filtration systems.

[Ready to filter more?](https://shop.culligan.com/collections/maxclear-tech=
nology)

=E2=80=8A

ProOne 1200 Benstein Rd Commerce Township, MI 48390-2200
=C2=A9 2026 | All rights reserved.

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