HOCL is an approved ingredient in USDA Certified Organic production.

Powerful Eco-Friendly Deep Cleaner.   Bleach-free. Made in Hawaii. Free Shipping All 50 States.

HOCL is used in food processing facilities regulated by the USDA.

SolutionsHOCL® RV Water Tank Treatment & Descaler 400g


Regular price $49.97
Free Shipping in All US States.

  • Tank Cleaner and Descaler: removes scale, mineral buildup, organic film, sediment, and odor-causing residue from tank walls and surfaces
  • Dissolves calcium and hard-water deposits that clog lines, pumps, and fittings
  • Neutralizes foul odors at the source, not just masking them
  • Bleach-free and eco-friendly, cleans naturally through oxidation
  • No harsh chemicals, no strong fumes, no chemical aftertaste
  • Compatible with all RV tanks, liners, seals, and plumbing materials
  • Two simple doses: an Initial Deep Clean for neglected tanks, and a Monthly Maintenance dose for ongoing upkeep
  • Provides up to 84 treatments for 30-gallon tanks (treats up to 2,520 gallons total)
  • Easy to use with no scrubbing and no tools, just dissolve and add
  • Biodegradable, shelf-stable dry powder, made in Hawaii and backed by a 100% Satisfaction Guarantee

Learn More


Free Shipping Across the USA!
Enjoy fast and free shipping to all 50 states — no minimum purchase required.

Description

Clean, Fresh, Odor-Free RV Tank, The Natural Way thru Oxidation

  • Perfect for RV Adventures: Don't let smelly or crusty tank water ruin your trip.
  • Eco-Friendly Formula: Made with naturally derived ingredients that are gentle on the environment.
  • Fresh, Clean Tank: Eliminates bad odors and crusty mineral stains.
  • Powerful Cleaning Action: Targets organic buildup, mineral stains, and odors.
  • Gentle on the Planet: Cleans effectively without harmful chemicals.
  • Easy to Use: Just dissolve and add to your RV tank!

We're so sure you'll love it that it comes with a 100% Satisfaction Guarantee! Backed by over 55 scientific studies, it tackles organic buildup, odors, and stains, plus calcium buildup from hard water. It is not EPA-registered. RVers trust it to clean their tanks like champs. Ready to make your RV tank hassle-free? Let's roll!

Why It Works (And Why RV Owners Love It)

Our premium eco-friendly powdered formula contains:

  • Hypochlorous Acid (HOCL) Generator: Produces HOCL, a powerful and eco-friendly cleaning agent.
  • Calcium Scale Remover: Softens hard water and dissolves calcium deposits that clog lines and pumps.
  • Power Booster: Mineral-based cleaners that enhance effectiveness without causing damage.
  • Formula Enhancer: Keeps the powder dry and easy to handle in all climates.

All ingredients are eco-friendly.

Solving Your Tank Problems

  • Goodbye Odors: Removes musty smells caused by organic buildup, leaving the tank clean and fresh.
  • No More Calcium Clogs: Dissolves calcium buildup, restores water flow, and protects plumbing.
  • Effortless Cleaning: Skip harsh chemicals and scrubbing, just pour, wait, and go.
How Often Should You Use It?

For most RVers, a deep clean every 6 months keeps your tank in great shape. If you’re on the road a lot or use hard water, do it more often. For regular upkeep, add a little every two weeks to keep buildup and smells away. It’s like a fresh start for your tank every time!

Science-Backed and RVer-Approved

Backed by over 55 scientific studies. University-level research supports HOCL as an effective cleaning agent, and sodium citrate helps dissolve calcium carbonate buildup. RVers love it, hundreds have switched and won't look back. "It's amazing," says Jack, a full-time RVer. "No more odors or buildup!"

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 for 1 hour or more

Deep Cleaning:

  • Add 10 scoops per 50 gallons of water
  • Let sit overnight
  • For best results: Drain, rinse, and refill

This makes it easy to choose the level of cleaning your tank needs—whether you're prepping for the road or dealing with long-standing buildup.

A Natural Choice for Tank Maintenance

You want your RV water system to stay in top shape, eco-friendly and without introducing harsh or corrosive chemicals. That's why SolutionsHOCL™ is built around eco-friendly, low-odor, low-foam ingredients designed for performance and peace of mind.

Just say NO to bleach. Free from bleach, acids, and corrosive additives. No off-gassing or pressure buildup. Easy-to-store, shelf-stable dry powder. Compatible with all tank, liner, and plumbing materials.

Why RVers Choose It

  • Free from bleach, acids, and corrosive additives
  • No off-gassing or pressure buildup
  • Easy-to-store, shelf-stable dry powder
  • Compatible with tanks, liners, and plumbing materials
  • Backed by a 100% Satisfaction Guarantee

Package Size and Price:

  • 400g – Provides up to 84 treatments for 30-gallon tanks (2,520 gallons) – $49.97

Safety and Usage Information

Warning

  • Keep out of reach of children.
  • Avoid contact with eyes and skin.
  • Not for direct consumption or application on food.
  • Store in a cool, dry place away from direct sunlight.

First Aid

  • If in eyes: Rinse cautiously with water for several minutes. Seek medical attention if irritation persists.
  • If on skin: Wash with soap and water. If irritation occurs, discontinue use and consult a physician.
  • If swallowed: Do not induce vomiting. Rinse mouth and seek medical advice immediately.

This product is not EPA-registered and is not intended for use as a disinfectant, sanitizer, or water treatment agent. It is formulated as a cleaning product for surface residue removal, organic buildup removal, and odor neutralization. Use as directed. Keep out of reach of children.

  • Package Size

    400 grams: Provides 84 treatments for 30-gallon tanks (2,520 gallons)

  • Form
    Fine Powder + Granules
  • Ingredients
    Sodium-based compound (converts to HOCL when dissolved), Sodium Bicarbonate, Sodium Sulfate
  • compatibility

    Compatible with plastic, aluminum, and stainless steel tank materials

  • Dosage

    1 gram per 50 gallons of water (or one 20g scoop per 1,000 gallons)
    Deep Cleaning: Use 3 to 5 scoops per 1,000 gallons

  • Shelf Life

    1 - 2 years

  • Made In
    USA

Why RV Owners Trust SolutionsHOCL™ for Fresh Water Tank Cleaning

Engineered for performance and reliability, SolutionsHOCL™ RV Tank Cleaner and Descaler delivers powerful cleaning without harsh chemicals. Its eco-friendly formula removes buildup, neutralizes odors, and keeps your RV's tank fresh and clean, no aftertaste, no worry.

RV Owners trust rv tank treatment cleaner
rv tank treatment cleaner perfect for RV Tanks

Perfect for Full-Timers and Weekend Warriors

Whether you're embracing life on the road full-time or enjoying the occasional weekend escape, keeping your RV's water system clean and fresh is a top priority. This all-in-one RV tank cleaner is specially formulated to meet the needs of both seasoned travelers and casual adventurers.

Full-timers trust it for its long-lasting effectiveness and dependable performance, while weekend warriors appreciate how quick and hassle-free it is to use. It neutralizes foul odors, removes residue, and helps maintain the integrity of your tank and plumbing, so you always have a clean, fresh-smelling water system when you need it most.

🧳 Say goodbye to unpleasant smells and unclean tanks. Say hello to a worry-free, fresh, clean-tank experience every time you hit the road.

Why RVers Love It

  •  Water Storage Systems

    Safe for All Systems

    Compatible with black, grey, and freshwater tanks, won’t damage plumbing or seals.

  • Neutralizes Foul Odors & Taste

    Odor Elimination

    Neutralizes foul smells at the source, not just masking them, enjoy a fresh-smelling RV interior.

  • Cistern & Catchment bomb make water freshness in water storage tank

    Restores Water Freshness

    Leaves no chemical aftertaste, just a clean, odor-free tank every time. Just a clean, odor-free tank every time.

  • sensor friendly water catchment system

    Sensor Friendly

    Helps unclog sensors for more accurate tank level readings, no more guessing.

  • solutions hocl (hypochlorous acid) cost effective cleaners

    Cost Effective

    A little goes a long way, just a small amount per treatment saves you time and money in the long run.

  • no tool required to clean water catchment system

    No Tools Required

    No special equipment or tools needed, perfect for beginners and seasoned RVers alike.

Choose SolutionsHOCL™ RV Water Tank Cleaner for a safe, effective, and environmentally friendly way to maintain your RV's 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. Removes organic buildup and residue through natural oxidation, supporting the overall cleanliness of your RV's tank surfaces.
Non-Corrosive Formula Designed to be gentle on all components of your RV's water system, including metal, rubber seals, and plastic parts. Prevents damage to the tank and plumbing, 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 Residue Removal Leaves the tank cleaner and fresher-smelling, with no chemical aftertaste. Enhances the quality of water, making it more palatable for consumption and use.
Organic Film and Residue Removal Ensures a thorough clean of tank interior surfaces, removing buildup that causes odors. 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. Protects the tank and plumbing during cleaning without harsh acidity or alkalinity.
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™ RV Tank Cleaner and Descaler offers a comprehensive solution for maintaining the cleanliness and longevity of your RV's tank and plumbing.

How SolutionsHOCL™ RV Tank Cleaner and Descaler Compares by Feature

Feature Best Brand Why It Wins
Eco-Friendliness SolutionsHOCL™ RV HOCL breaks down into salt and water, no harsh chemical residues, eco-friendly in all climates.
Odor Elimination SolutionsHOCL™ RV Oxidizes odors at the source, not just masking them.
Waste Breakdown SolutionsHOCL™ RV Deep oxidation breaks down organic matter more effectively than enzymes.
Equipment Safety SolutionsHOCL™ RV Non-corrosive HOCL is gentle on sensors, pumps, and all plumbing.
Ease of Use Camco TST / Walex Porta‑Pak Pod-style formats are fastest and most convenient to apply.
choose RV tank treatment cleaner for RV tanks

Why Choose SolutionsHOCL™ RV Tank Cleaner and Descaler?

Clean Water. No Compromises.

  • Eliminates smells, slime, and scale
  • Compatible with RV plumbing and fresh and gray water tanks
  • Eco-responsible and biodegradable
  • Backed by 55+ scientific studies on HOCLSee the science →
  • 100% Satisfaction Guaranteed

This product uses NSF/ANSI compatible Eco-friendly ingredients.  It is not yet EPA Certified for water purification: we will post when Certified.

It is designed to clean and maintain your RV tank and lines, naturally thru Oxidation.

Ready to sanitize RV tank with rv tank treatment cleaner

Ready to Clean Your RV Water Tank the Smart Way?

Upgrade your RV maintenance routine today with a reliable, eco-conscious solution. Thousands have already switched to SolutionsHOCL™, the better choice for your RV tank. Available online and at select RV Supply Center on the Big Island of Hawaii.

Coming soon to RV shops and outdoor retailers Nationwide.

Frequently Asked Questions

What is SolutionsHOCL™ RV Water Tank Cleaner?

SolutionsHOCL™ is a powerful, eco-friendly cleaner designed specifically for RV fresh water tanks. It removes organic buildup, staining, and unpleasant odors without the use of harsh chemicals.

Is SolutionsHOCL™ safe for drinking water systems?

This product is not EPA-registered or certified for potable water treatment. It is formulated as a cleaning product for non-potable tank surfaces, removing organic film, slimy buildup, sediment deposits, and odor-causing residue from tank walls. Always use a certified water filtration system for drinking water. Do not rely on this product to make water safe for human consumption.

How do I use SolutionsHOCL™ to Deep Clean my RV water tank?

  1. Empty the fresh water tank.
  2. Add the recommended amount of
    SolutionsHOCL™ RV Tank Cleaner based on your tank size.
  3. Fill the tank with fresh water.
  4. Let it sit for at least 1 hours (overnight for deep cleaning).
  5. Drain the tank completely. Refill and flush with fresh water until clean, then refill.

How much cleaner should I use for my tank size to perform a Deep Clean?

Use approximately 10 grams of the RV Water Tank Cleaner powder per 50 gallons of tank capacity. Refer to the dosage chart on the product label for exact measurements.

How often should I clean my RV water tank?

It's recommended to clean your RV water system every 3 to 6 months or after long storage periods, and always before your first trip of the season.

Can I use SolutionsHOCL™ RV Tank Cleaner & Descaler in grey or black tanks?

This product is formulated for fresh water systems only. For grey or black tanks, use a cleaner specifically designed for waste systems.

Will it harm my plumbing or seals?

No. SolutionsHOCL™ is non-corrosive and compatible with all standard RV plumbing, seals, and tank materials when used as directed.

Is there any odor or taste left after cleaning?

Proper rinsing after cleaning ensures no residual odor or residue. Let the system flush thoroughly with fresh water.

Is SolutionsHOCL™ RV Tank Cleaner safe for the environment?

Yes. It’s biodegradable and breaks down into simple saline after use, making it a safe and sustainable cleaning choice.

Where is SolutionsHOCL™ RV Tank Cleaner made?

SolutionsHOCL™ RV Tank Cleaner is proudly made in the Hawaii, USA using high-quality, eco-friendly ingredients.