The Mill @ Agzaga

What GPM do I need for a boom sprayer setup?

Written by Agzaga | Jul 7, 2025 5:14:45 PM

For booms up to 10 feet, a 4.0 GPM pump is ideal. Larger booms may require 5.5 GPM or higher. 
Choosing the right flow ensures even application and avoids pressure drops. 

GPM Guidelines: 

  • 5–10 ft booms: 4.0 GPM 
  • 12–15 ft booms: 5.5 GPM or more 
  • PSI regulators help fine-tune flow 

Summary: 
Match your sprayer pump’s GPM to your boom width for even coverage and reliable flow. 

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