The Toilet Scale Preventer Puck is designed to prevent those unsightly and tenacious hard water rings in the toilet. Just toss this puck in the toilet tank and replace it every 3 months for a cleaner toilet.
- Citrus boost to help remove existing limescale
- Polyphosphate slow-release pearls for long lasting protection
- Lasts up to three months
- Proudly made in the USA
