A sprinkler pipe is placed inside the drum and pressurized water is sprayed on the product passing underneath. A sprinkler pipe is placed inside the drum and pressurized water is sprayed on the product passing underneath. There are splash guards on the sides and 4 mica glass peepholes for intervention and vision. There is a reservoir under the drum to collect spilled water and dirt. The material is AISI 304 quality stainless steel.