Liquid FR# 19 (liquid foaming root b-gone)
Effective in removing roots from septic and sewer lines, lift stations, drain fields, and other areas where roots have invaded the water lines. ROOT BE GONE is safe to use when as directed and works quickly and effectively. Directions: Liquid:Add 1-2 gallons per 500 gallons of water depending on the amount of root intrusion discovered. Crystal: Add 3-6 lbs per 500 gallons of water. Allow to flow through the area with root intrusion.Add when the flow of water is at its slowest to allow time for plants to absorb the solution of ROOT BE GONE. For heavy intrusion, double the dosage to increase its effectiveness.Add every 2-3 months to control root intrusion.