Calmar Industries Ltd. manufactures the Flow Control Kit and the RainBooster for the agriculture and irrigation industries.


Combine with Calmar Auger SpoutWith a Calmar Auger Spout, you can efficiently and safely direct the flow of grains and oilseeds to all areas of your truck box or grain cart…without splash, spillage or wind loss.

  • Easy installation
  • Serves as an extension to your auger for easier unloading
  • Grain flow is concentrated but not restricted
  • Built-in pressure release
  • Fits augers 12 – 17” in diameter


With a Calmar RainBooster, the benefits of big waterguns are available where minimal or no water pressure is available!



We invite you to browse our site and view our products or request more information. Dealer inquiries welcome!