Toilet Blocks Harpic Turquoise Water Active Toilet Block - Tropical Lagoon Harpic Active Fresh Toilet Block - Tropical Blossom Harpic Blue Water Active Toilet Block - Atlantic Burst Harpic Active Fresh Toilet Block - Lime Fresh - with Bleach Harpic Active Fresh Toilet Block - Sparkling Citrus Harpic Active Fresh Toilet Block - Mountain Pine Harpic Blue Water Active Toilet Block Duo - Atlantic Burst Harpic Active Fresh Toilet Block Duo - Tropical Blossom Harpic Active Fresh Toilet Block Duo - Sparkling Citrus Harpic Active Fresh Toilet Block Duo - Mountain Pine Harpic Endless Fragrance Shell Toilet Block Duo - Tropical Blossom Harpic Endless Fragrance Starfish Toilet Block Duo - Tropical Explosion Harpic Endless Fragrance Fish Toilet Block Duo - Marine Splash Hygienic Toilet Block Lavender & Sage. Hygienic Toilet Block Anti Limescale. Hygienic Toilet Block Citrus & Grapefruit Splash. Harpic Power Plus 10X Toilet Block