Hi-Yield® Root Killer
Use to clear out sewer lines, septic tanks, and drain fields. Will not harm trees, shrubs, sewer, or drain pipes. Formulated to quickly and economically kill and dissolve fungus and roots from trees and shrubs.
1.5 lb can is sold by the unit or in case lots of 12
Item# 947307
Formulation:
Copper Sulfate
Application Rate:
Apply 1/3 of container crystals into a toilet bowl. Immediately flush toilet repeatedly until all crystals have been flushed down. Repeat application every 3-4 months.
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