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.

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. Fill concrete cracks and joints without using a pro grade melter with the 125 ft. 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. Originally used for federally specified highway jobs this filler is an easy permanent solution for keeping concrete smooth.

This protects the caulk from wear and tear of people walking and driving over it. Hey jeff i just used the self leveling sealant in the expansion joints of my driveway. Notice how the caulking is slightly lower than the concrete slab around it. Fill the crack with urethane caulk similar to what you would use for driveway caulk.

How to caulk a concrete expansion joint. Use a smooth even motion filling the crack flush with the surface beveling it if it s against the. The results some of the sealant cured in a bead above the surface of the driveway. Medium gray crack stix permanent concrete joint and crack filler.

It works perfectly as a concrete expansion joint sealant. They can be the biggest culprit of water under your slabs. 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. 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.

Even expansion joints in your concrete driveway should be caulked. 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.