Polyurethane Injection provides a permanent seal when properly injected into a crack.  Waterproofing – polyurethane has water repellant properties. With Alchemy Polymers material we were able to do the job with 1/10th of that amount. Avoid the use of excessive injection pressures. ARDEX RA 88 PLUS. Cracks: Epoxy or flexible polyurethane injection. Pressure injection of these liquid polyurethane resins forces the material into leaking cracks or behind leaking walls depending on the application. The 100/800 Polyurethane expands on contact with water or moisture while sealing and expelling out water. ALL RIGHTS RESERVED. Polyurethane foam injection is ideal for filling wider cracks. When a structural repair is required, conditions that cause the crack must be corrected prior to proceeding with the epoxy injection. There are several different options and factors that go into repairing concrete cracks. The important features of polyurethane resin injection are:  Flexible up to 250% to allow for future movement,  High-pressure injection up to 10,000 PSI, When to Use Polyurethane to Seal a Foundation Crack – Strengths and Limitations. Used to stop water, to fill voids, hairline cracks and for soil stabilization.  Fills large cracks – polyurethane expands over 20 times its volume. Structural restoration of concrete by epoxy injection is very often the only alternative to complete replacement. During a repair, the technician either carries out their work with a flexible polyurethane injection or an epoxy injection into the crack to seal and waterproof the foundation. Polyurethane crack injection is without a doubt the most effective leaking crack repair method in concrete. Concrete Crack Injection Repairs. 2. Polyurethane injection can involve a crack flushing process to clean out the crack prior to injection. 0426 177 082 kevin@directinject.com.au Mon - Sat: 07.00 - 18.00 HOME; ABOUT US; SERVICES. The widespread use of polyurethane, sometimes referred to as urethane or grout, for concrete crack injection is a tribute to the inherent versatility of low viscosity polyurethane injection resins for leak sealing applications. When the chemical comes into contact with moisture it begins to react and solidify almost immediately which makes it ideal for actively leaking cracks or voids in the concrete wall. Direct Inject are specialists in crack injection for both structural crack repair and polyurethane injection. Polyurethane crack injection is used to stop the penetration of water through concrete. Mountain Grout Flexible Code: INJFLEXERA/4. When injected into concrete during a leak repair, within minutes the polyurethane undergoes a chemical transformation from a liquid to a solid. PU injection, also polyurethane grouting or injection, is a waterproofing technique that uses expanding injected polyurethane to prevent water flowing through and voids or cracks typically in concrete. Polyurethane grouts can be single or multi-component, and can require a reactant or react when encountering water. Polyurethane or Epoxy crack injection.  Flexible – allows for natural movement of concrete from thermal shrinkage and expansion. To repair a crack embedded in the walls or foundations of your home, two products are very commonly used: flexible polyurethane and epoxy.During a repair, the technician either carries out their work with a flexible polyurethane injection or an epoxy injection into the crack to seal and waterproof the foundation. Low-Viscosity Rigid Hybrid Polyurethane Crack & Spall Repair. If the crack is damp and cannot be dried out, an … There are two types of polyurethane grout are typically used, hydrophobic and hydrophilic. Epoxy vs. Polyurethane Crack Injections . These repairs help maintain safety and efficiency at your property. Polyurethane injections could be done by either low pressure or “surface port” injections (around 20 – 40 psi) or at high pressure (usually between 1500 – … When Tom’s Basement Waterproofing is mostly concerned about water entering your home or coming through your basement wall cracks, we will typically settle for polyurethane injections and foams. Water activated, hydro-active, polyurethane two component water-stop injection foam in Cartridges expands up to 30-40 times. ARDEX Injection T-Port. It is our view that many waterproofing contractors promote polyurethane crack injection repairs over epoxy crack injections because they do not offer both injection services. Epoxies only work in a dry environment. Call one of our representatives today or fill out our form for a free foundation repair quotation! The grout then expands to fill the crack or void. Inject directly into cracks from inside of the basement. This kit features Emecole Metro 102 Premium Polyurethane, our most advanced polyurethane that we have been manufacturing and supplying for over 30 years. Low pressure (20-40 psi) allows the applicator to properly monitor the injection process. Polyurethane (PU) and Epoxy Injection are the two injection methods used for concrete crack repair in elements including insitu walls and footings, precast items, beams and columns, retaining walls and slabs. How does the Urethane Injection work? The secret to effective crack injection waterproofing, whether epoxy or polyurethane foam, is low-pressure introduction of the liquid polymer into the crack. The expanding foam completely fills the crack and prevents future water leaks. Structural Injection; Polyurethane Injection; Crack Mapping; Joint Sealing; Rendering; Patching ; PROJECTS; CONTACT US; HOME; ABOUT … This method requires some patience, but it allows the applicator to monitor the injection process and ensure that the crack is completely filled. This gives us the assurance that the crack will be infiltrated to its end points and from one side to the other. While adding almost no structural strength, most residential applications don't require it. This widespread use of polyurethane, sometimes referred to as urethane or grout, for concrete crack injection is a tribute to the inherent versatility of polyurethane in waterstopping applications. One of the determining factors in deciding to use polyurethane is if there is a concern about leakage from the back of a crack. Water activated, hydro-active, polyurethane two component water-stop injection foam in Cartridges expands up to 30-40 times. Leaking concrete structures can be permanently repaired with concrete crack injection & curtain wall procedures using water-activated polyurethane foam. The grout then expands to fill the crack or void. The injected polyurethane is supposed to fill the crack through the entire thickness of the structure thereby preventing water from entering the crack. In general, the crack injection process usually requires some amount of tweaking based on the characteristics of the crack under repair. Filling the crack all the way to the outside soil is particularly important because when the urethane expands … Polyurethane injection works by injecting a polyurethane liquid into the desired area, once it comes into contact with water it expands potentially up to 60 times it’s original volume, which pushes all of the moisture out plugging the leak. When it comes to cracks in your basement walls, fixing them isn’t just a one-size-fits-all solution. Polyurethane foam injection is the best way to stop an active foundation wall leak. Whether you’re dealing with a crack in your slab foundation, a sinking driveway, or a crack in a concrete wall, Ram Jack’s polyurethane resin injection is a quick, affordable solution. As your foundation contractor, Akton Injection can properly evaluate the needs of your home and use the appropriate product like: Concrete epoxy injection is a system for welding cracks back together using an epoxy resin. If you need to repair cracks in your concrete foundation or floor … Without a comprehensive understanding of the conditions that have to be met in order to successfully inject a crack, a technician will not be able to ensure that the crack repair will be long lasting. These include commercial and residential foundation or concrete crack repair. 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