Not much pressure is required to do this since concrete slabs don t weight too much.
Concrete leveling foam kit.
Geolift can help to lift existing concrete surfaces and fix those problem areas around your house with much less labor.
Cut out at least a yard because you want the concrete to bridge across the subsurface in that way it won sink under vehicle.
An injector port is installed in each hole.
You can cut out enough concrete to match the sidewalk and then the driveway make sure you order 6 sack concrete.
The attachment allows the user to stand while operating the gun.
Holes are bored through the sunken slab.
Standard aluminum block optional stainless steel block available.
Use 5 8 inch masonry bit to drill a hole through the concrete and spray the foam into it.
The foam will expand and harden filling the void in the ground and leveling the driveway.
And yes it is a foam just like your beloved spray foam.
The first step is to drill holes in the problem concrete.
It wouldn t be the best fix but it will work.
Don t get bags of concrete get a tub of ready mix concrete.
Concrete leveling foam kits cost 50 to 700 and are suitable for small concrete crack filling repairs.
Geolift works for driveways sidewalks patios garage floors even pool decks.
Mixmaster pro foam jacking gun.
This method is only a cosmetic solution and doesn t raise or level the concrete.
The mixture which is like thick mortar easily raises the sunken slab.
Foam kits are epoxy or polyurethane mixes that are applied with a caulking gun to hide the appearance of cracks.
Drill 2 inch holes into the sunken concrete and pour a mixture of fly ash sand water and cement into the holes with a pump that produces 50 to 100 pounds of pressure.
Concrete leveling foam kit.
Polylevel is a structural grade polymer used as a superior alternative to mudjacking to raise and level broken concrete slabs patios driveways and sidewalks.
Geolift works in three steps.
Locate the dips get the right equipment and foam.