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Product Details

Duck Blue Plus Solid Rim Block Twin Refills leaves behind an amazing, long-lasting fragrance. But they also keep toilets fresh every flush of the way and kills 99.9% of germs.

The idea of cleaning the toilet doesn’t sit well with most. And I swear, I get it—I really do. We ducks are very sympathetic to toilet cleaning. But Duck Blue Plus Solid Rim Block Twin Refills makes the whole process nice and easy over and over again! It has a unique action to help keep your toilet fresh and clean with every flush. And rest assured, it leaves behind our trademark Original Blue fragrance.

Powerful cleaning action

Blues and freshens with every flush

Removes germs

Easily refillable

Suitable for septic tanks.


Sodium dodecylbenzenesulfonate Other non hazardous ingredients


Do not swallow.
To refill the Duck Blue plus cage: Do not remove plastic wrapping on the refill block, it will dissolve in water.
1. Unclip clasp on Duck Blue Plus cage and insert refill block.
2. Ensure the clasp is firmly locked before placing the cage back under the toilet rim.
3. Pull the hook over the side rim of the toilet bowl and place unit under the rim.
4. Position so water will flow evenly over cage surface.
5. Use only Duck Blue Plus refills in the Duck Blue Plus cage.
6. For best results, replace the cage every six months.

Hook locks under toilet rim.
Quick, secure fitment.
Easy refill.

Health and Product Warnings

Will irritate eyes.
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