Self leveling joint sealant with excellent resistance against mechanical stresses and a high resistance against water, sea water, salt solutions, petroleum and mineral oils.
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KÖSTER Joint Sealant FS-H is a polysulphide based elastic, pourable joint sealant in accordance with DIN 18540 for sealing joints in horizontal areas. When fully cured, KÖSTER Joint Sealant FS-H is a rubbery elastic sealant with a high mechanical load capacity, good resistance to UV radiation, water, sea water, salt solutions, benzenes, and mineral oils. It is root resistant, does not rot, and it has very good retraction properties.