Compare

Ensure a fresh and clean toilet with the Boardwalk Big Blue Automatic Toilet Bowl Cleaner. Designed for in-tank use, this powerful cleaner continuously deodorizes and prevents scale and mildew buildup with every flush. The bluing agent colors the water, providing a visible sign that it's working. Each canister lasts up to 30 days, making maintenance effortless.

• ✔ Automatic cleaning – Works with each flush to keep your toilet fresh
• ✔ Prevents buildup – Fights mineral scale and mildew
• ✔ Bluing agent – Water turns blue to indicate cleaning action
• ✔ Long-lasting formula – Provides up to 30 days of protection per unit
• ✔ Convenient 12-pack – Ideal for homes, offices, and commercial restrooms