Using TankFRESH Tank Shock Treatment is an excellent way to de-winterize your freshwater tank or prepare for storage if tough taste and odor issues occur. The biodegradable formula disinfects without the use of bleach, so rubber seals are safe.Add 1 oz. to 10 gallons of tank water to eliminate taste and odor issues.
- Quickly restore your fresh water tank to ultra-clear quality.
- Sanitizes and cleans the inside of your fresh water tanks.
- Eliminates chlorine, sulphur, plastic or metal odor and taste.
- Biodegradable and eco-friendly formula.
- Removes bad odors in RVs and boats.
- Safe for use in all pipes, including PVC.
- No harsh fragrances.
- Size: 16 oz.
- Weight: 1 lb.
- Made in the USA.








