Autoship - Catchment bomb™ - Rainwater Tanks Cleaner - 500g
Packaging can vary
Description
Description
Maintain a clean and odor-free rainwater catchment system effortlessly with the 500g Catchment Bomb. Specially formulated to minimize buildup, slime, and unpleasant odors inside catchment tanks, this product helps keep tank surfaces cleaner and fresher for household and garden use. Easy to use, it offers a convenient solution for tank maintenance without harsh chemicals or hazardous substances.
Ideal for keeping stored-water tanks clean, the Catchment Bomb helps promote a cleaner tank interior, reducing odors and staining. Regular use helps keep your tank fresher for longer.
The Catchment Bomb™ is available in 500-gram and 100-gram packs. Choose the size that fits your tank and follow the directions on the package.
HOCL-based Water Catchment System Cleaning
Hypochlorous Acid (HOCL) breaks down contaminant residue through powerful deep cleaning oxidation technology™. It neutralizes debris such as grime and bird droppings while maintaining the integrity of your tank surfaces.
Note: This product is designed for cleaning and maintaining water tanks and is not intended for direct contact with drinking water. Always follow the directions on the package.
Simple Steps for Maximum Impact
One scoop for each 1,000 gallons of tank capacity. Wait for one hour or more depending on tank condition
Easy Application for Busy Lives
Cleaning your water tank has never been simpler. Follow the directions on the package, wait 1 hour or more depending on buildup, and then remove any floating contaminant residue.
For Roofs and Gutters
Using the Catchment Bomb is effortless. Dilute the cleaner as directed on the package and apply it to roofs and gutters to remove contaminant buildup. Use a divertor so the contaminants do not go into your water tank.
Optimized Deep Cleaning
Great for dirty tanks: drain and refill. You now have a tank ready for fresh water.
Key Benefits
- Oxidation Technology: HOCL operates through powerful deep cleaning oxidation technology™, breaking down contaminant residue to help keep rainwater catchment tank surfaces cleaner longer
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Earth-Friendly Qualities: HOCL breaks down contaminant residue, odors on tank walls and surfaces.
- Versatile Application: Works on roofs, gutters, and connector pipes as well as tanks. Follow the directions on the package.
Maintenance Efficiency: Regular application of HOCL Catchment Bomb helps keep surfaces cleaner, reducing pipe blockages.
Environmental Consideration: Used as directed, the HOCL Catchment Bomb supports environmental responsibility and is earth-friendly.
SolutionsHOCL™ products are formulated with environmentally friendly ingredients and come with a 100% Satisfaction Guarantee!
Order Now: Keep your rainwater catchment tank clean with SolutionsHOCL™ Catchment Bomb.
Comes in a Resealable Foil Packet with a Zip Lock Top + Free Scooper included
This is a Professional cleaning product for tank walls and surfaces, for use in non-potable water systems.
Safety and Usage Information
Safety and Usage Information
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Made In
Catchment Bomb™: Powerful, Easy Rainwater Tank Cleaner
Keep your rainwater tanks clean, fresh, and odor-free with Catchment Bomb™. This earth-friendly, easy-to-use powder activates in water to break down buildup and slimy film without harsh chemicals. Perfect for sustainable tank maintenance.
4 Simple Steps to a Cleaner Tank
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FILL THE TANK
Make sure the tank is full enough to cover all areas that need cleaning.
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SCOOP IT IN
Add one scoop (about 20 grams) per 1,000 gallons of tank capacity.
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LET IT WORK
Wait 1 hour or more, depending on the condition of the tank. Done.
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For Deep Cleaning
To Heavy-Duty Cleaning of tank walls and fitting: Drain. Refill.

For Roofs and Gutters
Using the Catchment Bomb is effortless. Dilute the cleaner as directed on the package and apply it to roofs and gutters to remove contaminant buildup. Use a divertor so the contaminants do not go into your water tank.
Optimized Deep Cleaning
Most of the time, scoop it in and let it work, that is all a well-kept tank needs. But if your tank has been standing unused, or you are dealing with heavy buildup after a long season, finish the job properly: once the tank is clear, drain and refill with fresh water. Ready to use.

Works perfect on Catchment Tanks
Clean your catchment rainwater tanks with HOCL. We formulate our SolutionsHOCL™ Crystals with HOCL.
Advanced Oxidation for Deep Cleaning
The Catchment Bomb™ uses the oxidative strength of Hypochlorous Acid (HOCl) to break down grime, contaminant buildup, and slimy film on your rainwater tank surfaces. When added to water, the active ingredients quickly dissolve and begin breaking down contaminant residue. The result? Cleaner tank surfaces and reduced odors for all your non-potable needs, with no harsh chemicals or toxic fumes.
Why Tank Owners Choose Catchment Bomb™

Easy-to-Follow Application
Dilute the HOCL Catchment Bomb to an appropriate concentration and apply it to areas such as roofs and gutters to remove contaminant buildup and debris before they enter the catchment system.
It neutralizes odors and stains at the source and lifts contaminant buildup from your catchment tank surfaces.
Maintenance Efficiency: Regular application of HOCL Catchment Bomb
helps keep surfaces cleaner, reducing pipe blockages.
Environmental Consideration: Used as directed, the HOCL Catchment Bomb supports environmental responsibility and is biodegradable.
Frequently Asked Questions
Do I need to rinse the tank after using it?
Do I need to rinse the tank after using it?
Just follow the directions on the package and let it work. For heavy-duty deep cleaning, especially if there's heavy buildup, let the solution sit for several hours, then drain and refill with fresh water.
How often should I use Catchment Bomb™?
How often should I use Catchment Bomb™?
Use Catchment Bomb™:
- Every 2–4 weeks for maintenance
- After long storage periods
- Whenever you notice odors or slime
Frequent users like RVers or off-grid homesteaders may use it more regularly to help keep tanks cleaner and fresher year-round.
Will this affect my plumbing and septic system?
Will this affect my plumbing and septic system?
No. Catchment Bomb™ is gentle on pipes, seals, and septic systems will not damage components or throw off the balance of your tank and plumbing.
Can I use this in rainwater catchment tanks?
Can I use this in rainwater catchment tanks?
Absolutely. Catchment Bomb™ was originally designed for rainwater harvesting and off-grid systems. It helps keep your rain barrels, storage tanks, and pipes free from green staining, buildup, and bad odors without affecting your filtration systems or leaving harmful residues.
Is Catchment Bomb™ friendly?
Is Catchment Bomb™ friendly?
Yes! Our formula is made from environmentally friendly, biodegradable ingredients that won’t harm ecosystems when discharged. It's a great choice for sustainable homes, eco-conscious RVers, and anyone looking to reduce chemical use.
What size tank does one Catchment Bomb™ treat?
What size tank does one Catchment Bomb™ treat?
One scoop (about 20 grams) treats 1,000 gallons. The 100 g pack contains 5 scoops and treats up to 5,000 gallons; the 500 g pack contains 25 scoops and treats up to 25,000 gallons. Choose the size that fits your tank, and you can divide the product for smaller tanks as needed.
Does it remove existing buildup and odors?
Does it remove existing buildup and odors?
Yes, Catchment Bomb™ is highly effective at breaking down existing slimy film, odors, and contminant residue. It's a deep-cleaning solution designed to refresh neglected systems as well as keep clean ones in top shape.
How should I store the Catchment Bomb™?
How should I store the Catchment Bomb™?
Store your Catchment Bomb™ in a cool, dry place away from direct sunlight or moisture. The packaging is resealable, keeping the powder fresh and active for months. Keep out of reach of children and pets.
Is this product made in the USA?
Is this product made in the USA?
Yes! Catchment Bomb™ is formulated and packaged in the USA with high-quality, carefully sourced ingredients. You're supporting a small business committed to providing reliable, earth-friendly solutions for modern water systems.









