The spraying method is applied to the device to determine the resistance of the fabric to water and water wetting of any fabric that has been water impervious or water repellent.
A cylinder is attached and sprayed with a certain volume of distillate or completely deionized water on a test piece placed at a certain distance below the central spray head and at an angle of 45 ° C.
The appearance of the wetting grade test piece is determined by comparing it with the defined standards and photographs.

ISO 4920, BS EN 24920, BS 3702, AATCC 22, M&S P23, NEXT 23