Keep your toilet fresh and clean with Prism OTL Cistern Blocks — a pack of 6 assorted fragrance blocks that work with every flush to prevent limescale, reduce bacteria, and leave your toilet smelling great. A bathroom essential that customers buy again and again.

• Pack of 6 cistern blocks per unit (6 x 50g)
• Assorted fragrances — variety in every pack
• Works with every flush to clean, deodorise, and protect
• Helps prevent limescale build-up inside the cistern and bowl
• Long-lasting formula — each block lasts weeks, not days
• Ideal for household cleaning sections, bathroom essentials displays, and everyday top-up purchases

Case of 24 units. A fast-moving household staple with strong repeat-purchase appeal.