SolutionsHOCL® Marine & Boat Water Tank Treatment & Descaler 400g
Couldn't load pickup availability
Description
Description
Clean, Fresh, and Purified Water for Your Boat
When you’re out on the water, the last thing you want is a foul-smelling or residue-filled water tank. Our eco-friendly marine tank cleaner helps eliminate odors, remove residues, and dissolve calcium buildup—keeping your onboard water system fresh and flowing smoothly.
Introducing the Marine & Boat Water Tank Cleaner Treatment
Our Marine & Boat Water Tank Cleaner Treatment is specially formulated to clean and freshen your boat's water tank, helping to deep cleans water tank, removing residues, odors, with a powerful yet eco-friendly formula, this cleaner is designed to give you confidence in your onboard water supply—without the hassle of harsh chemicals.
Why Boaters Love It
Fresh Water, No Funk: Removes unpleasant smells and organic residues with a powerful HOCl-generating formula and a 4-enzyme blend.
- Calcium Buster: Dissolves crusty deposits from hard water or desalination, protecting pipes and pumps.
- Eco-Friendly Power: Made with 100% biodegradable, naturally derived ingredients like citric acid and enzymes—tough on buildup, gentle on the planet.
- Effortless Cleaning: Just pour it in and let it work—no scrubbing or harsh chemicals needed.
- Trusted by Boaters: Backed by scientific research on the cleaning effectiveness of its active ingredients.
Key Ingredients
- HOCl Generator: Produces hypochlorous acid, known for its cleaning potential in water systems.
- Calcium Scale Remover: Softens hard water and dissolves mineral deposits that clog lines and pumps.
- Power Booster: Mineral-based ingredients enhance cleaning strength without damaging marine plumbing.
- Formula Enhancer: Keeps powder stable and easy to handle, even in humid conditions.
We provide a 100% Satisfaction Guarantee. We are working on our EPA Certified for Water Cleaning.
Fresh Water You Can Count On
You’re at a campsite in your Boat, ready to unwind. You go to fill a glass, and—gross!—the water stinks like mold or old algae. Dirty tanks are a drag, clogging pipes and ruining your trip. Good news: SolutionsHOCl® Boat Tank Cleaner has your back!
Easy to Use, With or Without Draining
For routine maintenance, there’s no need to drain your tank at all. Simply add the cleaner, let it do the work, and move on with your trip.
Usage Guide
Maintenance Cleaning:
- Add 1 scoop per 50 gallons of water
-
Let sit 1 hour or more
Deep Cleaning:
- Add 10 scoops per 50 gallons of water
- Let sit overnight
- For best results: Drain, rinse, and refill
No need to drain for light maintenance—just add and go.
Perfect For:
- Weekend Boaters & Cruisers: Keep tanks fresh for every trip
- Liveaboards & Yacht Owners: Maintain a reliable water supply
- Charter & Fishing Boats: Provide fresh, odor-free water for guests
Why Choose This Over Harsh Chemicals?
- No bleach, acids, or corrosive additives
- No chemical smell or off-gassing
- Gentle on tanks, liners, and plumbing
- Shelf-stable dry powder for easy storage
This product is designed for general tank cleaning and maintenance. It is currently not yet NSF/ANSI 60 certified (we will post here when completed), plus is backed by over 55 Scientific Studies on the effectiveness of its ingredients in related cleaning applications. View the scientific studies here.
Package Size & Price:
-
400g – Provides up to 84 treatments for 30-gallon tanks (2,520 gallons) – $49.97
Safety and Usage Information
Safety and Usage Information
-
Package Size
-
Form
-
Ingredients
-
compatibility
-
Dosage
-
Shelf Life
-
Made In
Boat Water Tank Cleaner – Purify Your Onboard Water Supply with Confidence
Keep your boat’s freshwater system clean, fresh, and odor-free with our powerful yet eco-friendly Boat Tank Cleaner. Formulated specifically for marine tanks, this solution helps remove buildup, eliminate unpleasant smells, and maintain safe, clear water—without using harsh chemicals.

Clean Water. Simple Process. Smooth Sailing
1
Prep the Tank
Empty and clear out any debris.
2
Mix the Solution
Add cleaner to water as directed.
3
Soak or Circulate
Pour in solution and let it sit.
4
Flush & Refill
Drain, rinse, and refill with clean water.

Freshen Your Boat's Water System Naturally—No Harsh Chemicals Needed
Navigating the open waters should be accompanied by the assurance of clean and fresh water onboard. Over time, boat water tanks can accumulate organic residues, unpleasant odors, and mineral deposits, compromising water quality. SolutionsHOCl® Marine & Boat Water Tank Cleaner is specifically formulated to address these challenges, offering a powerful yet environmentally conscious solution.
Utilizing the cleaning potential of Hypochlorous Acid (HOCl), combined with a unique 4-enzyme blend, this cleaner targets and breaks down organic contaminants, ensuring your water system remains clean and efficient. The inclusion of natural ingredients like citric acid and sodium bicarbonate further enhances its ability to dissolve mineral buildup, promoting better water flow and reducing strain on your plumbing systems
Why Boat Owners Trust Our Boat Tank Cleaner
Choose SolutionsHOCl® Marine & Boat Water Tank Cleaner for a safe, effective, and environmentally friendly way to maintain your Marine & Boat water system.
Feature | Description | Benefits |
---|---|---|
Hypochlorous Acid (HOCl) Generation | Utilizes a sodium-based compound that, when dissolved in water, releases hypochlorous acid through natural oxidation. | Effectively disrupts and neutralizes contaminants, supporting the overall cleanliness and chemical balance of your Marine & Boat water tank. |
Non-Corrosive Formula | Designed to be gentle on all components of your Marine & Boat water system, including metal, rubber seals, and plastic parts. | Prevents damage to the water system, ensuring longevity and reducing maintenance costs. |
Eco-Friendly Decomposition | Breaks down into water and salt after use. | Environmentally responsible, making it safe for disposal and reducing ecological impact. |
Odor and Taste Elimination | Effectively removes unpleasant smells and tastes from the water system. | Enhances the quality of water, making it more palatable for consumption and use. |
Biofilm and Residue Removal | Breaks down biofilms and organic residues that can accumulate in water tanks. | Ensures a thorough cleaning, reducing the risk of microbial growth and maintaining water purity. |
pH Neutral | Maintains a neutral pH level during the cleaning process. | Prevents the water from becoming too acidic or alkaline, protecting the water system and ensuring safe water for use. |
Easy Application | Simple mixing process before use. | User-friendly, allowing for convenient and efficient cleaning without the need for complex procedures. |
By incorporating these features, SolutionsHOCl® Marine & Boat Water Tank Cleaner offers a comprehensive solution for maintaining the cleanliness, safety, and longevity of your Marine & Boat water system.

Sustain your passion without harming the waters you love
Our HOCl-based formula is biodegradable and eco-conscious, breaking down naturally after use. There are no harsh chemical by-products that could damage marine ecosystems, making it a perfect match for sustainability-minded boaters.
Built for Boats, Backed by Science
Our cleaner is specifically designed for the unique conditions found in marine environments — closed tanks, variable temperatures, and frequent water turnover. Unlike household cleaners, our marine-grade blend dissolves efficiently, circulates evenly, and targets both organic and inorganic deposits.
Plus, it’s biodegradable and free from harsh chemicals, making it safe for marine disposal in accordance with local environmental guidelines.
Frequently Asked Questions
What is the Boat Tank Cleaner used for?
What is the Boat Tank Cleaner used for?
The Boat Tank Cleaner is specially formulated to deep-clean fresh water and holding tanks in boats. It helps eliminate unpleasant odors, reduce buildup, and maintain a clean, efficient tank system without harsh chemicals.
Is it safe for drinking water systems?
Is it safe for drinking water systems?
Yes, when used as directed and properly rinsed, the formula is designed to clean potable water tanks. It helps remove residue and buildup so your tank water stays cleaner and fresher. Always flush thoroughly after cleaning.
How much product do I need for my tank?
How much product do I need for my tank?
One 100g pouch treats up to 630 gallons. For larger tanks, you may need multiple pouches or upgrade to the 400g size, which treats up to 1,890 gallons. Always follow the usage guide based on your tank size.
Will this work in saltwater systems?
Will this work in saltwater systems?
The Boat Tank Cleaner is intended for fresh and gray water tanks. It's best used for drinking water, holding, and storage tanks—not for use in live saltwater systems or marine engine components.
How often should I clean my boat’s water tank?
How often should I clean my boat’s water tank?
We recommend cleaning at the beginning and end of each boating season—or every 3 months if you use your boat frequently. Regular cleaning helps prevent algae, biofilm, and unwanted buildup.
Does it remove bad smells from the tank?
Does it remove bad smells from the tank?
Absolutely! The cleaner breaks down organic residues and buildup that cause foul odors. After a complete clean and rinse, your tank will be left fresh and odor-free.
Is it safe for my tank material?
Is it safe for my tank material?
Yes! The cleaner is safe for most common tank types including polyethylene, fiberglass, stainless steel, and coated metal tanks. Avoid use in tanks made of uncoated aluminum. When in doubt, test a small area or consult the tank manufacturer.
Do I need special tools or pumps to use this?
Do I need special tools or pumps to use this?
Not at all. Simply dissolve the cleaner in water, pour it into the tank, and let it soak or circulate through the system. Then flush it out with clean water—easy and tool-free.
What's in the formula?
What's in the formula?
Our cleaner contains mineral-based oxidizing agents, salts, and water-soluble cleansing ingredients. It's free from bleach, dyes, and harsh chemicals—making it a safer and more natural choice for boat owners.
Where is the product made?
Where is the product made?
Our Boat Tank Cleaner is proudly made in the USA with high-quality ingredients sourced for their effectiveness and safety.