Through the Key Polymer Corporation, Tough-Seal 21 manufacturer provides the industrial community and customers with a quality alternative to urethane encapsulants. These encapsulants offer your sensitive electrical materials and equipment with protection from the outside elements, as well as reducing the contraction and expansion that various temperatures cause. For customer satisfaction, there is a variety of sizes of dispensers and cartridges available and the encapsulants can be custom made. Key Polymer also offers epoxy encapsulants, types of adhesives and various chemical potting compounds. These are available for a variety of applications. For more information on a better alternative to urethane encapsulants and other products available through the Key Polymer Corporation and Tough Seal, please call 888-KEYPOLY, or email toughseal@keypolymer.com.