Air-injector flat spray compact nozzles IDKN
Air-injector flat spray compact nozzles IDKN, engineering drawing
Air-injector flat spray compact nozzles IDKN, functional drawing

Air-injector flat spray compact nozzles IDKN

Very low-drift, compact air-injector flat spray nozzle with wide droplet spectrum (from extreme coarse to fine).

Representative Technical data (pdf, 1 MB)



G 1718, G 1799



Nozzle size
Nozzle size03, 04
Spray angle
Spray angle120°
MaterialPOM, ceramic
Pressure range
Pressure range1 – 1.5 – 3 – 6 bar,
UAN: 1 – 2.5 bar
Recommended filters
Recommended filters60 M
Droplet size
Droplet sizeUltra coarse – coarse
Width across flats
Width across flats8 mm

Application areas

Plant protection products and growth regulators
Liquid fertilizer
Spray frame
Border application can be combined with border nozzle IDKS 80
Golf course
Backpack sprayer


  • „„Up to 90% drift reduction depending on nozzle size, pressure and country
  • Very low drift and lossreducing in the pressure range up to 3.0 bar (depending on size)
  • Inexpensive alternative to conventional standard nozzles
  • Very good deposition structure and crop penetration

Application areas

Crop Production

Efficient nozzle technology for field crops, wine and orchard cultivation and horticulture.

Ground care

Efficient ground care on golf courses and sports grounds, traffic areas, airports or riding arena floors.

Nozzle recommendations

Nozzle recommendations for different crops such as corn, cereals, potatoes, rape seed, sugar beet, strawberry, soy bean and cotton.

Application example

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Zubehör für Agrardüsen

Accessories for agricultural nozzles

In addition, we offer an extensive range of accessories such as bayonet caps, nozzle holders, filters as well as means to support you in the application of crop protection nozzles.

Accessories for agriculture nozzles
Sonderdüsen für den Agrarbereich

Nozzles for special applications

Nozzles for special applications like e.g. special nozzles for edge treatment, underleaf treatment, belt spraying, induction hoppers, for garden areas and many more.

Nozzles for Special Applications


Frequently asked questions about the use of Lechler agricultural nozzles and nozzle systems and the corresponding answers.