Video: Foam can lift more than 70 tons of concrete

With lifting force of 70.8 tons / m ² , PolyLevel is a foam material that can fill the gaps below the building and bring the settlement back to its original position.

This material will automatically lift surfaces such as sidewalks, concrete floors to the old location.

According to Business Insider, PolyLevel is produced by Foundation Supportworks in the US in liquid form, made from high density polyurethan waterproofing agent and will expand after contact with air. Users only need to drill small holes above the surface to be lifted and install the conduit and pump PolyLevel inside. Materials will automatically lift surfaces such as pavements, concrete floors to the old location.