
Drop. Clean. Done. Try It Now and Save!
Just drop it in and let it work! Enjoy fresh, clean water with zero scrubbing. Try it now and save
Cistern Bomb™ – Natural Cistern Tank Cleaner (Bleach-Free Formula)
Keep your cistern tank clean, fresh, and odor-free with the Cistern Bomb™—a bleach-free solution that works through natural oxidation. Whether you're doing monthly maintenance or a full deep clean, it helps reduce slime, odors, and buildup without harsh chemicals.
Order Cistern Bomb™ now and keep your cistern tank clean, naturally — no bleach needed.


The Ultimate Deep Cleaning Solution for Water Tanks and Cistern Systems
If you rely on water tanks for household use, gardening, rainwater harvesting, or emergency storage, then maintaining clean, algae-free water is critical. The SolutionHOCl Cistern Bomb Cleaner is designed to help you do exactly that — with science-backed, eco-friendly ingredients that ensure deep-cleaning without harming your health or the environment.
Using the natural cleaning power of Hypochlorous Acid (HOCl) — the same molecule your immune system produces — this bomb cleaner sanitizes your cisterns from the inside out.
Not Just a Cleaner — A Smarter Sanitation Solution
While bleach and chemical disinfectants leave behind harsh residues and foul odors, the SolutionHOCl Cistern Bomb Cleaner works differently.
What’s Inside: Clean Ingredients, Powerful Results
Witness the Impact of a True Deep Clean

Say Goodbye to Smelly, Slimy Tanks
The SolutionHOCl Cistern Bomb Cleaneris your go-to solution for clean, odor-free, and algae-resistant water tanks. Whether you're prepping for an emergency or just want better household water, our HOCl-powered bomb has you covered.
Backed by Research, Powered by Nature
The key ingredient, Hypochlorous Acid (HOCl), is a naturally occurring compound created by our own white blood cells to fight infections. When used in water cleaning, it mimics the same defense mechanism — attacking bacteria, viruses, mold, and algae without toxic residue.
Verified in Over 55 Scientific Studies
Our cleaner isn’t just safe — it’s scientifically proven. Explore our [Scientific Studies page] to see independent research that confirms the safety, stability, and effectiveness of HOCl.
The People First Choice for Cleaning Cistern Tanks
Everything You Need to Know About Cistern Cleaning
General Questions
What is the SolutionHOCl Cistern Bomb Cleaner?
What is the SolutionHOCl Cistern Bomb Cleaner?
It’s a powerful, eco-friendly cleaner specially formulated to deep-clean water cisterns and tanks using Hypochlorous Acid (HOCl). It's helping reduce biofilm, algae, mold, and bacteria buildup — safely and effectively.
Is this cleaner safe for all types of water tanks?
Is this cleaner safe for all types of water tanks?
Yes! It’s safe for plastic, concrete, fiberglass, and metal cisterns. Just follow the usage instructions for best results.
Can I use this cleaner if I store drinking water?
Can I use this cleaner if I store drinking water?
Absolutely. Our formula is non-toxic and biodegradable, breaking down into salt and water after cleaning. However, we recommend rinsing once after use if your tank is used for potable water.
Effectiveness & Ingredients
What makes HOCl different from bleach?
What makes HOCl different from bleach?
HOCl is 80–100x or 103 times more effective than bleach at killing bacteria — yet completely non-toxic. It cleans deeply without harmful fumes or residue.
Does it kill algae and mold?
Does it kill algae and mold?
Yes. It helps break down algae, mold, and biofilm buildup commonly found in tanks, especially in humid environments.
Are the ingredients eco-friendly?
Are the ingredients eco-friendly?
Yes! The cleaner contains eco-conscious ingredients like HOCl, citric acid, sodium bicarbonate, and NaDCC — all designed for safety and sustainability.
Usage & Application
How do I use the Cistern Bomb Cleaner?
How do I use the Cistern Bomb Cleaner?
Simply drop the tablet into the tank, allow it to dissolve, and let it sit for a few hours. Then rinse or drain depending on usage. Full directions are provided on the packaging.
How often should I use this cleaner?
How often should I use this cleaner?
We recommend deep cleaning your tank every 2–3 months for optimal performance. In humid or tropical climates, monthly use may be ideal.
Can I use it for my RV or boat water tank?
Can I use it for my RV or boat water tank?
For best results, we recommend using our RV Tank Cleaner for RVs Tanks and Marine & Boat Tank Cleaner for boats & Marine Tanks. Our Cistern Tank Cleaner is specially designed for larger water storage systems like cisterns and catchment tanks.
Safety & Storage
Is it safe around pets and kids?
Is it safe around pets and kids?
Once dissolved and rinsed, the formula is completely safe. Always keep undissolved tablets out of reach of children and pets.
How should I store the product?
How should I store the product?
Store in a cool, dry place away from direct sunlight. The tablets are shelf-stable and long-lasting.
Does it leave any strong smells?
Does it leave any strong smells?
No. Unlike bleach-based products, it leaves no lingering odors. Just clean, fresh water.