Sealing expansion joints with Koster FS Joint Sealant (Demo)

Koster FS-V and FS-H are polysulphide joint sealant designed for the waterproofing of expansion joints. The FS-V is thixotropic, designed for vertical joints, whereas the FS-H is self-levelling for joints in floor. The cured material is tough, highly elastic and has a good resistant to salts and chemical attack. Further information is on our website : www.kosteruk.com