The Helmke Drum and Particle Counter Cleanroom Laundry Test Kit is designed for evaluating the cleanliness performance of cleanroom garments and laundry processes. The kit enables controlled tumbling of garments inside a rotating drum while airborne particles are measured with a particle counter, in accordance with common cleanroom testing practices. This solution helps verify that cleanroom clothing meets required particle emission limits before use in controlled environments. The kit is supplied by Exdron.