Red Repair Caulk The Devil Masonary Concrete

Repair and seal cracks and joints in concrete, masonry stone, cinder block and brick. Discovered by testing in dev tools console.

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Can be used on horizontal or vertical surfaces. It is very easy to smooth off with a putty knife of similar tool and dries to slightly flexible finish in light grey colour. I filled one joint with this and regretted it. Textured finish blends with mortar and provides excellent outdoor durability. Silicate textured cement sets rock-hard when fired. High-carbon steel blade is rust resistant and extends through the sturdy solvent-resistant handle for spreading or scraping strength and long life.

Buy the Red Devil 0646 Masonary and Concrete Caulk

Great for icy driveways & sidewalks! I release the pressure on the caulk gun, even with a half-empty tube). I haven’t had this applied long enough for a good judgement. It works pretty well but starts to break off after about two (2) seasons. Product dries to a good matching color for concrete but after seeing the driveway after it gets wet, it looks like white lines against the gray concrete. If you use this, you must use backing rod for larger cracks.