Hello Ecom,
DIRECTION FOR USE:
1- First rinse and completely flush the fresh water tank to eliminate all kind of residues (old water , anti-freeze, etc...)
2- When empty, close the valve and fill the tank 1/4 of total capacity.
3- Pour 30 ml (1 oz) of the product into the tank for each 90 liters (20 gal) of tank capacity.
4- Complete filling the tank and let it sit for a minimum of 30 minutes.
5- Flush the tank and fill it with fresh water before flushing again.
6- Repeat if necessary.
LIMITED WARRANTY: The manufacturer limits its responsibility to the refund of the product purchase price only. STORAGE: KEEP FROM FREEZING.
Do not ingest. Avoid contact with eyes, may cause eyeburns. Avoid contact with skin. Handle with care. Keep out of reach of children. FIRST AID TREATMENT : Contains: Copper Sulphate. If swallowed, call a Poison Control Centre or doctor immediately. Do not induce vomiting. SKIN: Wash contaminated skin with soap and water. EYES: Rinse with plenty of water for at least 20 minutes. Occasionally lifting eyelids.