The Afranil® product range encompasses very effective defoamers and stock deaerators for the pulp and paper industry. They can be used for paper made from all types of furnish. The products promote the agglomeration of small air bubbles and thereby improve deaeration to a considerable extent. Afranil® covers the full range of temperature requirements and enhances the efficiency of retention aids. Afranil® products have a positive effect on paper machines' runnability and productivity and result in considerable energy savings.