calcium oxy -chloride is commonly used to clean over head tanks give reason
Answers
1. Empty the tank.
2. Scrub or pressure wash the interior walls to
remove dirt and grime.
3. Rinse out the tank.
4. Mix a solution of household bleach and water (1
tablespoon or 15 ml of bleach for every gallon
of water).
5. Scrub or pressure wash the interior walls of the
tank with this solution, and leave it sit for 2
hours.
6. After 2 hours, thoroughly rinse the tank
with clean water.
7. Refill with potable water.
* Caution is to be taken when using a strong chlorine solution. A water holding tank is a confined
space. Under no circumstances should you enter a confined space, unless taking the appropriate
precautions (see reverse side). 1. Ensure the tank is full of water.
2. Add the required amount of household bleach
(see table below to the water in your holding
tank. If possible, mix the bleach and water.
3. To disinfect the plumbing lines and fixtures, turn
the tap(s) on. Once you smell the chlorine odor
at each outlet, close the tap.
4. Leave for 12 hours
(generally done overnight).
5. Drain the water tank
(but not into a septic tank).
6. Refill with potable water