This toilet bowl cleaner cleans, deodorizes and leaves

flush water with a blue tint. Each time toilet is flushed

chemicals are released to eliminate soils and uric acid

salts, also prevents scale build up. Designed to fit inside all

toilets with reservoirs and is safe for use in septic systems.

Works equally well in hard or soft water. Big D Blu is nontoxic,

non corrosive, chlorine-free and biodegradable.