What is expansion joint material?

November 11, 2020 Off By idswater

What is expansion joint material?

Expansion joint material is a product used to fill, seal, fire rate, or provide a transitional surface over an expansion joint. An expansion joint is a gap designed into a building element to accommodate movement.

Are expansion joints necessary?

Concrete expansion joints allow concrete slabs to expand and shift without causing damage to your home’s foundation or surrounding structures. An expansion joint is exactly what it sounds like. It’s a joint that allows expansion. So, this has always been the case, and this is why expansion joints are necessary.

Should I caulk expansion joints?

Even expansion joints in your concrete driveway should be caulked. They can be the biggest culprit of water under your slabs. Notice how the caulking is slightly lower than the concrete slab around it. This protects the caulk from wear and tear of people walking and driving over it.

Should you fill expansion joints before epoxy?

Some people will consider filling the joints before the epoxy coating is applied. It might sound like a good idea, but if the joints are filled with a solid material and then covered with epoxy, it defeats their purpose. We do not fill the expansion joints; we paint epoxy over them to get the color continuity.

How do you repair a concrete expansion joint?

Restoring Concrete Expansion Joints the Hard Way. One of the common ways to repair concrete expansion joints involves some basic tools and a lot of time. Use a scraping tool, like a 5-in-1, to scrape out the old concrete expansion joint filler. Vacuum out the concrete expansion joints.

What is a driveway expansion joint?

A driveway expansion joint, also known as an isolation joint, is a space put between adjoining sections of concrete to help control cracking. An expansion joint may also be placed between a driveway and adjacent concrete slabs, such as the foundation of a house or garage.

What are expansion strips?

Foam expansion strips are used to create an expansion joint when placed between glass block and the adjacent wall or header. For use with the traditional mortar installation method of glass block installation. Foam expansion strips are used to create an expansion joint when placed between glass block and the adjacent wall or header.