Koster Joint sealant FS-H is a flexible stiff polysulphide joint sealant. Waterproof 2 component Self-levelling permanently Elastic, Ideal for construction and movement joints because of it’s ability to cope with high mechanical stresses.
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Koster Joint Sealant FS-H
2 Component, pourable joint sealant for horizontal construction or movement joints
A backing rod firstly must be installed, followed by the application of FS Primer 2C
FS-H can then be poured approx. 2 hours after applying FS Primer 2C
Resistant against Sea water, Salt solutions, petroleum and mineral oils