Calibrating a water-powered proportional dilutor

This factsheet focuses on the calibration of water-powered proportional dilutors, traditionally used to apply soluble fertilisers, plant protection products and nematodes to crops, and should be used in conjunction with the AHDB video entitled ‘Calibrating a  water-powered proportional dilutor’ (watch below). 

 The factsheet covers:  

  • Equipment needed to undertake the calibration procedure
  • Calibration procedure
  • Simple unit maintenance

This information was last updated in 2018.

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