FOSTER PROTEKTOR SEALANT is a single component, penetrating encapsulation coating for abating asbestos fiber fallout (retention method).PROTEKTOR SEALANT penetrates deeply into the asbestos containing materials, and then dries to form a firm, lightweight, damage-resistant surface.PROTEKTOR SEALANT has been extensively tested by Battelle Columbus Laboratories and is on the list of products deemed acceptable by the U.S. Environmental Protection Agency.PROTEKTOR SEALANT is produced under the classification and follow-up service of Underwriters Laboratories, Inc. It meets NFPA 90A and 90B 25/50 requirements.