Spraying Concrete To Repair Walls
Restoration repair resurfacing architectural accenting surface protection and creating slip resistance of existing concrete are all realized through a spray concrete overlay.
Spraying concrete to repair walls. We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. Spraying the overlay with a tinted sealer and then dabbing and rubbing the surface with a dampened cellulose sponge to produce an antiqued look. Dampen the area that you want to patch using a garden hose with a fine mist attachment or a fine misting spray bottle. Apply a 1 8 thick coating of quikwall sbc to the wall.
Workers then float it strike it off to achieve a flat surface and trowel the surface to achieve a smooth finish if it is required. Applying an accent stain by spray and then immediately wiping or blotting the stain off of high areas with a sponge lamb s wool pad or terry cloth rag. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair. Geolift can help to lift existing concrete surfaces and fix those problem areas around your house with much less labor.
Geolift works in three steps. The first step is to drill holes in the problem concrete. Step 6 add a generous application of the prepared cement patch to the crumbled area with a metal trowel until the patch is built up evenly with the undamaged wall around it. With low velocity concrete is sprayed on a wall surface.
Wash the walls with an acidic solution check on amazon to neutralize the salt completely and allow to dry for a few hours. Moist cure the walls after 8 hours by dampening them with a fine spray. Finding contractors to spray the concrete who are focused less on volume work and more on precision placement is important says hadrian. Now you should apply water to the wall where you will be applying the mortar.
Do not wait to give quikwall sbc its final finish. Apply small amounts of water over a short period until it has absorbed water deep into the wall. And yes it is a foam just like your beloved spray foam. The wall needs to be moist so that the old concrete won t leach moisture out of the mortar that you apply and cause the repair to fail.
Concrete wall crack repair in 8 steps use an epoxy injection system for basement wall crack repair. Texture swirl the material as you apply. Work form bottom to top using an upward sweeping motion. Sure spray was designed to be applied by compressed air spray equipment commonly a hopper gun but may also be troweled or squeegeed.
Mist the wall with water and then apply a coat of thoroseal with a latex additive check on amazon. Geolift works for driveways sidewalks patios garage floors even pool decks.