Injection holes are strategically drilled into the concrete slab s that requires lifting.
Polyurethane foam concrete lifting equipment rental.
The concrete lifting foam provides a more permanent solution than typical mudjacking at a competitive price.
Use 5 8 inch masonry bit to drill a hole through the concrete and spray the foam into it.
Foam equipment for concrete slab lifting sunken stairs are a safety risk and are structurally unsound.
Concrete raising equipment training.
We offer concrete raising business training seminars industry leading polyurethane concrete raising equipment mudjacking equipment ongoing support for business equipment and marketing for our seminar clients and so much more.
The equipment is contained in a trailer rig with a long hose capable of reaching direct to the concrete slab location.
Powerful graco foam slab jacking pumps easily fill all underfloor cavities with expanding polyurethane foam whereas concrete slurry often fails to fill the voids.
The foam will expand and harden filling the void in the ground and leveling the driveway.
Contractors use a high density polyurethane foam that s much stronger than the spray foam used for insulating homes.
We offer more than 100 custom engineered polyurethane pour and spray foams to fit any application you may have.
Foam considerations mudjacking fill contains water which can cause the concrete slab to shift while curing.
The concrete lifting process general procedure followed by professionals.
Did you know that spi s foam and polyurea formulations can be run through your concrete slab lifting equipment with no flushing required between products.
Heck we ve been in the business of concrete raising for over 40 years.
In most applications we use our polyurethane foam concrete raising equipment to complete the concrete leveling which establishes a firm foundation below the slab preventing future settling.
While mudjacking is a temporary fix lifting concrete steps with polyurethane foam is an affordable and long term solution.
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.
Locate the dips get the right equipment and foam.
Foam slab jacking pumps more contractors are turning to foam slab jacking instead of mud jacking to lift driveways side walks garage floors and even airport runways.
Someone more skilled can use this method.
Mudjacking isn t as effective because its materials are heavier and sink down again over time.
Polyurethane foam is then injected under the slab filling voids and raising it to the correct level.
At hmi we know concrete.
