Precision Laboratories - Knockdown Foam Suppressant

Foam Suppressant

Foam suppressant designed to quickly defoam spray solutions containing nonionic surfactants, silicone surfactants or crop oil concentrates.

Features & Benefits

  • General purpose antifoamer and defoamer 
  • Prevents foam spillover 
  • Easy-to-use fliptop lid and 2 oz. dosing increments with viewstrip on quart containers

Use Rates

Antifoam method: Use 1-4 ounces per 100/gallons of solution. Add entire volume of Knockdown needed for load when tank is 1/4 full

General defoamer: Use 2-4 ounces per 100/gallons of solution. Add to spray solution at point of greatest agitation.


12 x 1 quart containers per case
[Product No. 742-QT]

4 x 1 gallon containers per case
[Product No. 742-01]

Get More Info

Let us know if you have any questions, comments or suggestions. Contact us now.

Precision Laboratories is a leading provider of specialized chemistries applied to plants, seeds, soil and water to maximize resource and biological performance potential while stewarding the environment.

To speak with a sales representative, please call 1-800-323-6280

Contact Info

Mailing & Shipping Address:
1429 S. Shields Drive
Waukegan, IL 60085

Customer Service:
(7:30 am to 4:30 pm Central Time)
800-323-6280 (In the U.S. or Canada)

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