Sentry replacement filter on an oak tray beside a white towel (styled image)

Sentry H2O

Sentry Shower Replacement Filter

Replacement filter for the Sentry Shower Filter. Change it once a year for one 10-minute shower a day, or every 6 months for two or more showers a day.

$45.00 USD

Fits: Sentry Shower Filter

Check compatibility · Get help with fit

Delivery: ships from Sentry H2O in Tempe, AZ, usually within 2 business days, with tracking by email. Free standard US shipping; taxes are calculated at checkout.

Returns: within 30 days if unused and in original condition; you pay return shipping, which isn't refunded (Sentry). Email us first and we'll arrange it. Returns policy

Why we chose it

It is Sentry's own replacement for the Sentry Shower Filter, with a clear once-a-year schedule.

What is included

One replacement filter. Replacement filter only; the Sentry Shower Filter system is sold separately.

Will it fit my shower?

Sentry lists this as the replacement filter for the Sentry Shower Filter system.

Get help with fit

Filtration details

Sentry H2O hasn't shared model-specific test results with us, so we don't list filtration claims for this model.

Installation & care

Replacement guidance

Sentry recommends replacing the filter once a year for one 10-minute shower a day, or every 6 months for two or more showers a day.

Specifications

Brand: Sentry H2O
SKU: CP-SFR
Fits: Sentry Shower Filter (CP-SF)
Pack contents: 1 replacement filter
Capacity: 3,000 gallons at 1.5 gpm (Sentry)
Replacement interval: Yearly for one shower a day; every 6 months for two or more (Sentry)
Ships from: Sentry H2O, Tempe, AZ, United States