Eye SPI Spray Pattern Indicator

A temporary spray pattern indicator dye formulated to provide a coloured tint to plant spray mixtures and improve the accuracy of application.

Maxwell Precision Liquid Symbol

Eye SPI Spray Pattern Indicator is compatible with Mankar® ULV sprayers, mounted boom sprayers, pedestrian sprayers and handheld applicators.

Packaging may vary

SKU: 9341
Colour: Green
Litres: 5L
Sale price£76.50 ex. VAT
£91.80 inc. VAT
(minimum of 1)


Eye SPI Spray Pattern Indicator Blue or Green

Facilitates accuracy and monitoring of spray applications - Available in pack sizes: 1 L and 5 L, and colours Blue or Green.

  • Clearly identifies sprayed areas
  • Increases accuracy of spray operations
  • Improves product application efficiency
  • Aids identification of nozzle blockages
  • Economical to use with low application rates
  • Non-stain formulation
  • Can be used with all types of application systems, including Mankar® ULV spray systems

Application Rates

The precise dosage rate will vary depending upon local factors such as:

Precision Spray Pattern Indicator Blue - Targeted Application Image
  • Surface type
  • Vegetation type
  • Vegetation colour
  • Preferred intensity of colour differentiation
  • Co-applied product
Application Equipment Suggested Dosage Rate
(ml / litres)
Mankar® ULV Sprayers 20 - 40 ml per 1 l of concentrate
Mounted Boom, Pedestrian and Handheld Sprayers 1 – 2.5 ml per 1 l of spray tank water

Directions for Use

For all sprayers types

Add half the desired volume of water to the spray tank followed by the required amount of Plant Protection Product, fertiliser or biostimulant in accordance with the manufacturer’s instructions. Then add the required amount of Eye SPI and top up with the remaining water.

Suitable for use with all UK authorised Plant Protection Products.

Avoid overspray drying onto hard surfaces, wash off with clean water as soon as possible.

Cleaning Instructions

Eye SPI will wash out with the tank rinsate. When the spray operation has been completed wash out the tank in accordance with best practice.

The longevity of the dye is dependent on UV rays. Eye SPI will remain for up to 3 days on a hard surface.

For further information regarding Eye SPI Spray Indicator or to enquire about a bulk order, please contact our technical sales team on 01902 440280.

Delivery and Returns

Delivery charge (if applicable) applied at checkout. Next working day delivery is available on some products, as an option on orders placed before 1pm - excludes festive season & bank holidays. Please note deliveries to Highlands, Cornwall and more remote areas may take longer. Surcharges apply for non mainland locations, call for more information - More delivery information.

For large orders, please be aware that if you require a smaller 7.5 tonne lorry, the maximum weight for pallets is 750 kg - otherwise the standard pallet size limit of 1000 kg applies.

If you have any access restrictions for lorries or large vehicles please speak to our sales team on +44 (0)1902 440250.

Collection from our Telford, Shropshire, Trade Counter is available for this product - More collections information.

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