Expansion Joint Mastic Sealants Sealants Online
2021-6-8 · Expansion Joint Mastic Sealants. A selection of mastic joint sealants suited to expansion joints in concrete, brickwork and other substrates subject to natural movement over time. These can be neutral-curing, low modulus silicone expansion joint sealants, polyurethane expansion joint sealants or polysulphide expansion joint sealants (now more ...
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