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Otto Kling

Otto is A-1 Concrete Leveling’s Video Content Creator and the creative force behind The Concrete Channel, A-1’s educational video hub for all things concrete repair and maintenance. Through his videos, he helps viewers learn about concrete, understand their repair options, and see A-1’s work in action.

Why Are There Lines in Sidewalks? Control Joints vs. Expansion Joints

October 29th, 2026|4 min read