US
Fluidmaster

Fluidmaster Flush 'n Sparkle Automatic Toilet Bowl Cleaning System

  • Cleans with every flush, bleach cartridge
  • Up to 3 months per cartridge
  • Feeds the overflow tube, not the tank
  • Fits most toilets, installs in minutes
  • Dispenser, bracket, cartridge, 2 tubes, clip, adapter
  • Lifetime warranty

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A tank mounted dispenser that doses bleach cleaner into the bowl on every flush without harming tank parts. Cartridges need replacing every few months and are sold separately.

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ASIN: B0002YOQXQCategory: Toilet Cleaners

Overview

Bathrooms that need cleaning between scrubs get a dispenser that mounts in the toilet tank and feeds bleach cleaner through the overflow tube into the bowl on each flush. Because the cleaner bypasses the tank water, flappers and seals are spared.

Routing cleaner to the bowl instead of dissolving tablets in the tank protects toilet parts while freshening every flush. It does not replace scrubbing for heavy stains, and refills are an ongoing purchase.

Who it's for

Busy households and rental owners who want hands-off upkeep between cleanings will find it easy to install. People avoiding bleach should choose a non-bleach refill or a different method.

Pros and cons

Pros
  • Cleans with each flush
  • Spares flappers and tank parts
  • Fits most toilets
  • Quick DIY install
Cons
  • Refill cartridges sold separately
  • Does not remove heavy stains
  • Fits most toilets, not all

Performance notes

The dispenser draws a measured dose of cleaner into the refill tube that feeds the overflow pipe, so cleaner goes straight to the bowl. Each flush adds a little bleach, which slows stain buildup rather than lifting old stains.

Specifications

BrandFluidmaster
Dimensions & fit
Item weight6.4 ounces
Compatibility & installation
InstallationMounts in tank, feeds overflow tube; fits most toilets
Included components
Included ComponentsDispenser, mounting bracket, bleach cartridge, 2 flexible refill tubes, clip, adapter
Warranty & support
Warranty descriptionLifetime
Other details
ScentUnscented
Cleaning Agent FormulationBleach
Cartridge lifeUp to 3 months

Frequently asked questions

Is the Fluidmaster Flush 'n Sparkle a drop-in tank tablet?

No. It is a dispenser that feeds cleaner through the overflow tube into the bowl, avoiding tablets that can damage tank parts.

How long does a Flush 'n Sparkle cartridge last?

Up to 3 months. Replacement cartridges are sold separately.

Will it fit my toilet?

The universal design fits most toilets and installs in minutes.

What is in the box?

A dispenser, mounting bracket, bleach cartridge, 2 flexible refill tubes, a clip and an adapter.