Pigmented floor coatings based on 2-pack polyurethane can be applied microbubble-free using Tego Airex 940. End uses include parking garages and warehouses or in flexible formulations for athletic surfaces. In addition, solvent-free epoxy floor coatings can be deaerated with this product. Tego Airex 940 prevents the development of micro and macro foam in clear nitrocellulose and 2-pack polyurethane varnishes and in pigmented wood coatings based on unsaturated polyester resins. Tego Airex 940, based on organic polymers and modified polysiloxane, is supplied 15% active in aromatic-free solvents. It is normally used at a level of 0.5-1.5% based on the total formulation, and is added during letdown. More info: Tego Coating & Ink Additives, (800) 446-1809; Web: www.additiweb.com.