The purpose of an expansion joint is to allow the concrete slab to expand and contract with temperatures changes without cracking the slab.
Wall expansion joint filler.
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Expansion joints are cuts in concrete slabs or the joints between walls and concrete slabs that go completely through the slab to the base material.
Expansion control joints to control the expansion and protect the wall structure from cracking under pressure masons install vertical control joints at specific locations.
This article looks great on how to repair or replace the expansion joint filler on a driveway.
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Expansion joint filler board displays excellent resistance to compression with outstanding recovery characteristics.
I have an aggregate driveway and am having trouble finding a clear sealant to place over my backerrod.
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Expansion joint filler board are environment friendly as opposed to the environment destroying thermocole plastic expansion joint filler.
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Exterior wall expansion joints feature watertight fire rated sound blocking precompressed foam sealants.
Acoustic joint filler quietjoint seals partition to wall and window gaps and blocks sound between rooms.
Learn more about acoustic expansion joints solutions by clicking to view the emseal acoustic selection guide.
These joints will absorb the pressure created by the expansion by giving the masonry wall flexible space to expand.