How To Sanitize Fresh Water Tank Rv

How to Sanitize Your RV Fresh Water Tank: A Comprehensive Guide

Maintaining a clean and sanitary fresh water tank in your RV is crucial for your health and the longevity of your system. A neglected tank can harbor bacteria, algae, and unpleasant odors, impacting the taste and safety of your drinking water. This comprehensive guide will walk you through the process of effectively sanitizing your RV's fresh water tank, ensuring you always have access to clean, safe water on your adventures.

Why Sanitize Your RV Fresh Water Tank?

Regular sanitization is paramount for several key reasons:

• Prevent Bacterial Growth: Standing water is a breeding ground for harmful bacteria like E. coli and Legionella, which can cause serious illness.
• Eliminate Algae and Mold: These organisms not only affect the taste and smell of your water but can also clog your water lines and damage your RV's plumbing system.
• Extend the Life of Your Tank: Regular cleaning prevents the buildup of sediment and mineral deposits, preserving the integrity of your fresh water tank and extending its lifespan.
• Enjoy Peace of Mind: Knowing your water is clean and safe allows you to relax and fully enjoy your RV adventures without worrying about potential health risks.

Step-by-Step Guide to Sanitizing Your RV Fresh Water Tank

Before you begin, gather your supplies:

• Bleach: Unperfumed, unscented household bleach is the most effective and commonly used sanitizer.
• Measuring Cups: Accurate measurements are crucial for effective sanitization.
• Water Hose: For filling and rinsing the tank.
• RV Water Filter (Optional): To further purify the water after sanitizing.

Let's get started!

1. Prepare Your RV Water System

• Empty the Tank: Completely drain your fresh water tank through the low-point drain valve.
• Flush the Lines: Run all your water taps until no water remains. This removes any residual water from the lines.

2. Mix the Sanitizing Solution

• Calculate the Required Bleach: For a typical RV fresh water tank, use approximately 1/2 cup of unscented household bleach per 15 gallons of tank capacity. Adjust the amount proportionally for tanks of different sizes. It's crucial to use the correct ratio; too little won't be effective, while too much could damage your system.
• Add Bleach to Tank: Carefully pour the bleach solution into your fresh water tank.
• Fill with Water: Fill the tank completely with fresh water.

3. Circulate the Solution

• Allow to Soak: Let the bleach solution sit in the tank for at least 6-8 hours, or preferably overnight. This allows ample time for the bleach to kill bacteria and other microorganisms.
• Run the Water: After the soaking period, turn on all your faucets and showerheads to circulate the sanitized water throughout your RV's plumbing system.

4. Rinse Thoroughly

• Drain the Tank: Completely drain your fresh water tank again.
• Flush the Lines: Repeat the flushing process, running water through all taps and showerheads until the distinct bleach smell is completely gone. This step is crucial to remove all traces of bleach.
• Repeat if Necessary: If you still detect a bleach odor, repeat the rinsing process.

5. Refill and Test

• Refill the Tank: Once the bleach odor is completely gone, refill your fresh water tank with fresh water.
• Test Your Water: Consider using a water testing kit to ensure the water is safe to drink and free from harmful bacteria.

Maintaining a Clean Fresh Water Tank

To avoid frequent sanitizing, consider these preventative measures:

• Regular Flushing: Flush your tank and lines at least once a month, or more often if you're not using your RV regularly.
• Preventative Treatment: Some RV owners use a water treatment system to help prevent bacterial growth between sanitizations.
• Avoid Stagnant Water: Whenever possible, keep the tank relatively full or completely empty to reduce the potential for stagnant water.

By following these simple steps, you can ensure your RV's fresh water tank remains clean, safe, and ready for your next adventure. Remember, clean water is crucial for your health and well-being!