DIRECTION FOR USE:

1. Flush the tank. Rinse if equipped with rinsing jets or fill with clear water and flush a few times.
2. Once well rinsed, close the evacuation trap and fill the tank at about 50% capacity with water.
3. For a 180 liter tank (40 gal), pour half a bottle of RV-BOSS™ LEVEL GAUGE CLEANER and finish filling with water.
4. Let stand 2 to 5 days (the longer the period, the better the results).
5. Drain and rinse the tank.

NOTE: Dirt-encrusted indicators may require additional treatments. Do not use with other products. To avoid recurrence of clogged indicators, use the RV-BOSS™ products for regular treatment of waste water and follow the instructions. DO NOT USE IN FRESH WATER TANK. 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 15 minutes. Occasionally lifting eyelids.