WiiBross Powerful Quick Foaming Powerful Sink Drain Cleaner Pipe Dredging Agent, Bathroom Kitchen Sewer Pipes Pipeline Dredge Agent Toilet Cleaning Tool Powder Drain Opener  (110 g)

Instructions:pour about boiling water in to the drains(Especially in the cold winter),this step is very important,the enzymes need to be in warm water to fully function,then pour the Cleaning powder into the slot.wait about 30 minutes,then pour large amount water,the drains can easy open,if severe clogging, please use double of the amount and wait more time. It won't harm your drains, pipes or septic system, as its made only from non-corrosive & non caustic materials.for 5x Cleaning Made of a non-corrosive formula that is safe on septic systems. Dissolves grease, hair, oils, Meat, vegetable residue,soap scumand paper products easily;Recommended dosage Daily maintenance: 1-2 bottles, Slightly blocked: 2-3 bottles, General blockage: 3-4 bottles. If a severe blockage, such as a hard foreign body, glass, stone, hard plastic, wood, recommended to contact a professional pipeline dredge personnel. Uses its high density to cling to pipes andliquify drain obstructions .It can be used to clear the long-term accumulation of dirt. Special Note: 1,Don't directly contact the skin or oral, children are not near,if you accidentally touch it, please wash it with water immediately ; 2, Don't use other dredges and chemicals before and after using this product; 3,This product can not be used in aluminum products; 4, please don't smell it at close range