The Williams Spider Irrigator is no longer in production, however, most parts can still be purchased.

Suits 5hp to 10hp High Pressure Pumps Boom width: 4m
Spreading width: 15-25m Height: 1.3m
Application depth: 7.5 mm Width: 1.1m
Max Pressure: 6 bar Length: 1.54m
Max Volume: 30 m3 Weight: 60kg
Max Draghose: 63 OD Travel distance: 200m

Technical Support

It is of vital importance that the support provided for Williams Engineering products is of the same quality and professionalism as that of their manufactured products. Technical support is available through our nationwide dealer network or contact Williams Engineering direct.


Williams Engineering warrants new products sold by it to be free from defects in material and workmanship for a period of twelve months after delivery to the initial user. This warranty is for the replacement or repair of any part found to be defective during the warranty period. This warranty excludes any transport costs incurred by Williams Engineering in giving effect to the warranty and specifically excludes all normal maintenance costs. Replacement parts provided under the terms of this warranty are covered for the remainder of the warranty period applicable to the product in which they are installed as if such parts were original components of that product.

Warranty only applies if the form at the rear of the product manual is completed and returned.