RootX is the Proven Cost Effective Solution, applied easily by pouring down Toilet or Sewer Cleanout access it kills and prevents roots to keep sewer pipes working and it won't not harm pipe and septic systems or above-ground vegetation. The patented RootX formula foams on contact with water to reach the top of the pipe where 90% of the roots are (areas where Copper Sulfate & similar chemicals can’t reach). De-greasing agents dissolve away grime so the RootX herbicide can be absorbed by roots, killing them on contact. RootX sticks to the pipe walls, preventing re-growth for up to 12 months. Dead roots in pipe decay over time, restoring pipes to their full capacity. more... See more text