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Costar Expanseal
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Costar Expanseal is one component polyurethane expansion joint sealant suitable for both vertical and horizontal joint sealing.

Costar Expanseal 200
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COSTAR EXPANSEAL 200 is a two-component poly-sulphide joint sealant which, when the Part A and B components are mixed together leads to a chemical reaction, which cures to a firm, flexible rubber like seal with excellent adhesion to concrete, masonry, wood, glass, acrylic, stone, metal and many other common building substrates.

Costar Expanseal 300
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Costar Expanseal 300 is self-leveling polyurethane sealant ideal for horizontal applications that allows continual movements of the structure caused by thermal changes without cracking.