Zep Root Kill - 2 lbs (Pack of 4) for Septic Tank and Leach Line Control

About this item

• Usually, within 3 to 4 weeks, after roots have accumulated sufficient copper sulfate, the roots will die and begin to decay and water flow should increase.
• Do not apply Root Kill through sink or tub drains as it will corrode metal drains.
• Will temporarily reduce bacterial action, but it will return to normal approximately 15 days after treatment.
• Root Kill has been known to be an effective means to control roots in residential sewers.
• Make no more than 2 applications per year.
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