Dewdry Desiccant Dehumidifier Using Desiccant Technology For Pharmaceuticals Food Manufacturing Processes,Chemical, And large Werehouse Cold Storege, Etc. The sillica Gel Honey Comb desiccant wheel which rotates at Low speed absorbs The moisture from room air this moisture laden wheel in regenrated in reactivation segment with help of hot air produced using steam / heater / hot gas. As a result of our many years of experience, we have a solution for each customer; Custom made units, attention for our customers wishes and very high qualified service engineers and after sales service.