In-tank toilet cleaning tablet - Wikipedia

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Toilet - Wikipedia

Toilet - Wikipedia

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Flush toilet - Wikipedia

Hurriclean Deluxe has more volume for your buck. Includes three 4 oz packets, 33% more than the original. Hurriclean Deluxe features a new and improved formula that eliminates hardening of the powder. More shelf life! The new Hurriclean formula has more citric acid than before which gives it more cleaning power. The larger volume means more chemical reaction with water, producing a powerful cyclonic foaming action that removes buildup, scum and rust marks.

HurriClean - HC-MO48 Deluxe 3-Pack New and Improved Automatic Toilet Tank Cleaner No Scrubbing

Can You Pour Bleach Into a Toilet Tank? Best Practices for Cleaning Your Toilet Tank Safely and Effectively

EFFICIENTLY BLEACH: Containing bleaching ingredients, Vacplus automatic toilet bowl cleaners can efficiently eliminate urine scale, limescale, rust

Vacplus Toilet Bowl Cleaners - 50 PACK, Automatic Toilet Bowl Cleaner Tablets for Deodorizing & Descaling, Long-Lasting Bleach Tablets for Toilet Tank

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10 Simple Ways to Clean Toilet Tank Rust - wikiHow

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Hurri Clean Maintain toilet's inner workings without scrubbing.Simply pour a packet of septic safe, chlorine-free HurriClean automatic toilet cleaner into the tank each month for renewed performance. Let it sit overnight. Flush in the morning. Your toilet will work like new! Removes tank and jet-clogging mold, rust, and grime. Won't harm rubber or plastics. No scrubbing required. 5.34 oz.