Concrete Driveway Expansion Joint Caulk

Snip the opening of the tube at a 30 degree angle making the opening the same size as your gap.

Concrete driveway expansion joint caulk.

It works perfectly as a concrete expansion joint sealant. Use a smooth even motion filling the crack flush with the surface beveling it if it s against the. In all my research on this topic filling control expansion joints in concrete slabs it seems that industry leaders sika titebond tremco all recommend polyurethane sealants as well as the use of a foam backing rod to prevent three side adhesion as well as to ensure proper bead shape hourglass. Sikaflex 1csl flexible self leveling polyurethane concrete expansion joint and crack sealant kit limestone 12 x 10 1 fl oz cartridge 1 2 case awf pro caulk gun 4 9 out of 5 stars 25 107 94 107.

It seals horizontal expansion joints in concrete and cementitious slabs requiring no tooling. Hey jeff i just used the self leveling sealant in the expansion joints of my driveway. Self leveling sealant is a single component self leveling premium grade polyurethane sealant with an accelerated curing capacity. Part of the driveway is on a slight slope causing more sealant to move down the joint toward the bottom of the slope before curing.

This protects the caulk from wear and tear of people walking and driving over it. It s not that hard to do you just have to be careful when you use a self leveling caulking material once you start the flow of the caulking it doesn t stop the instant you stop squeezing the lever. The results some of the sealant cured in a bead above the surface of the driveway. Originally used for federally specified highway jobs this filler is an easy permanent solution for keeping concrete smooth.

Notice how the caulking is slightly lower than the concrete slab around it. Sikaflex 1csl flexible self leveling polyurethane concrete expansion joint and crack sealant kit limestone 12 x 10 1 fl oz cartridge 1 2 case awf pro caulk gun 4 9 out of 5 stars 27 107 94 107. Fill the crack with urethane caulk similar to what you would use for driveway caulk. They can be the biggest culprit of water under your slabs.

Fill concrete cracks and joints without using a pro grade melter with the 125 ft. How to caulk a concrete expansion joint.