With epoxy, it used to be that the homeowner would need to wait for the rain to stop and the ground to completely dry out before foundation repair could even begin as epoxy will not adhere to wet concrete. If the inside surfaces of a foundation crack are wet the epoxy will not adhere to the concrete. Polyurethane injection can also be done at low pressure, exactly like an epoxy injection, or at high pressure typically 1500 3200 psi. Equipped with injection materials and accessories needed for a successful repair. A surface sealer is then applied, usually epoxy, over the entire crack to hold the injected material inside until it fully cures.
This most likely indicates that epoxy is running out of the unsealed back side of the crack. How to repair concrete with epoxy injection techniques new. Your basement waterproofing contractor will first attach plastic injection ports to the crack at intervals along its length. Epoxy injection concrete crack repair products chemco. Learn how to structurally repair cracks using low viscosity epoxy resin and injection. Polyurethane vs epoxy for foundation wall crack injection youtube. If there is a crack in the foundation, whether inside or outside, the most common methods of crack repair are to fill it either with a special epoxy injection, or polyurethane filler injection, and possibly the addition of carbon fiber staples to seal the crack and hold it in place. If the damage is too extensive if the crack is too large or the wall is too bowed carbon fiber. Epoxy injections are often the most costeffective way to repair a crack in a foundation, provided the crack doesnt exceed the recommended dimensions. Theres no way to get 100percent injection of a crack when using epoxy. After gluing on the injection ports, spread the surface sealer over the crack. Epoxy concrete crack repair materials applied technologies has been manufacturing and supplying epoxy concrete crack injection materials used in repairing foundation and basement wall cracks since 1998.
With urethane or epoxy injection this does not occur. Finally, the contractor fills the crack by injecting sealant through each port. Epoxies are used to structurally repair a concrete foundation crack. Injection is typically used on horizontal, vertical, and overhead cracks where conventional repair methods cannot penetrate and deliver the specific repair product into the crack.
These kits can be used by both a diyer or professional looking to expand their business. Prior to proceeding with a crack repair by epoxy injection, the cause of the crack and the need for a structural repair must be determined. If a crack is actively leaking or if the surface of the wall is damp or wet, the paste will not adhere well to the crack surface and therefore, an epoxy crack injection cannot be done reliably. Cracks happen for a lot of reasons foundation settling, external vibrations and oversaturation of the soil among them not all cracks leak, but all have the. The unique technology is designed to stop concrete deterioration at the crack, while protecting the steel reinforcement inside the impacted. Poly injection vs epoxy injection for foundation crack. Polyurethane foam reacts with water and expands throughout the crack or void thus filling and sealing all. The crackpac injection epoxy is designed to repair cracks in concrete ranging from 164 to 14 wide in concrete walls, floors, slabs, columns and beams. Hiring a waterproofing contractor to repair a leaky foundation crack can be costly. While repairing cracks from the exterior was the original remedy, the most common repair method today is filling and sealing the crack from the inside, commonly referred to as crack injection.
Radonseal concrete foundation crack repair kit 10 ft. How polyurethane injection works polyurethane injection involves the pressurized injection of activated polyurethane resin through injection packers hammered into drilled holes into poured. The difference between choosing polyurethane foam or epoxy to fix cracks in poured concrete foundation walls. The most common cause of basement water seepage in poured concrete foundations is a vertical crack. We are fully licensed and insured family operated a business. If youve explored foundation repair options, then you may already know that there are two ways to address the problem with injectionsa poly injection or an epoxy injection. In a recent blog we compared two different substances used in the injection process, epoxy and urethane.
Foundation crack repair injection systems helitech. This system ensures proper metering and dispensing of all epoxy concrete repair materials. Meets astm c881standard specification for epoxyresinbase bonding systems for. Epoxy and polyurethane injection resins are designed to seal cracks and eliminate water and air leaks from basement walls. A foundation wall crack can be sealed from the inside with either an epoxy injection or polyurethane injection. Residential concrete epoxy injection systems concrete. Foundation leak repair haysville, ks epoxy injection. Helitech uses a specially formulated epoxy injection that permanently restores structural strength to cracked concrete, whether it is concrete basements, foundation walls, and structures. There is no guessing about how much of the each product to mix prior to use.
Injection of epoxies under pressure may be used to bond the cracks being greater than or equal to 0. Both systems will effectively fill the crack and keep water read more. We are the onestop supplier of foundation crack repair products by providing a complete arsenal of injection tools and accessories that accommodate our low and high pressure injection materials. Ever since poured concrete has been used to form foundation walls, cracks have been a main source of wall seepage. Nextstar typically recommends an injection of polyurethane foam if the foundation wall crack is simply wet and leaking and poses no structural risk to the foundation. The crackpac twopart, high solids, lowviscosity crack injection epoxy is designed to repair cracks in concrete. While repairing cracks from the exterior was the original remedy, the most common repair method today is filling and sealing the crack from the. Coles advice is to use whatever viscosity is needed to inject a given crack at pressures less than 40 psi. We have been repairing foundation leaks in wichita and central kansas since 1984, allowing us to be area leaders in expertise and experience. Epoxy is leaking from the pastedover crack or around injection ports. Low pressure epoxy injection kit for up to 10 feet of concrete foundation cracks. We have been repairing foundation leaks in wichita and central kansas since 1984, allowing us to be area leaders in expertise and. Basic steps in the injection pocess installing injection ports, sealing, epoxy vs. Radonseal diy foundation crack repair kits makes the repair of leaky cracks in poured concrete basement walls easy and inexpensive.
So which material is better for repairing concrete cracks. Foundation leak repair haysville, ks epoxy injection systems. Dricore pro concrete repair kit has been specifically designed and engineered to seal, fill, and structurally reinforce concrete cracks. There are specialized epoxys that are designed to set in a wet foundation crack. Foundation cracks can occur for a number of different reasons. It is rare that a crack is so small it cannot be injected with emecoles crack injection system. In this case the application may not be suitable for epoxy injection repair without excavation and sealing of the back side of the crack. Ideal for any contractor new to the low pressure crack injection. The mixed adhesive has the viscosity of a light oil and a low surface tension, allowing it to penetrate fine to mediumwidth cracks in dry, damp or wet conditions with excellent results. Complete foundation crack repair kit, epoxy injection, 10 ft.
Cracks which are barely visible to the naked eye are good candidates for crack injection. The sikafix kit is an injection package for the repair of leaking cracks in foundations and waterproofing of piping penetrations, static joints and other types of. Resin is contained in the cartridge and hardener is contained in the nozzle. The cost of injecting a foundation crack is the lowest price of any foundation waterproofing repair. The cost of epoxy and polyurethane crack injection repairs. We have the components that complete the contractors essential list of supplies to result in successful foundation crack repairs. Lcr liquid concrete repair basement foundation crack repair complete kit free shipping. Pending the applicators personal preference andor type of crack, possibly injection material is acceptable for most foundation cracks. Epoxy injection foundation crack repairs foundation. Call around for pricing, if you must, but go with your gut when selecting the company to fix your foundation crack. Comparison of using epoxies or polyurethanes for concrete crack repairs.
Is a concrete epoxy injection system right for your. But regardless of what caused them, you need to get them fixed. A1 epoxy repairs foundation cracks caused by settling, stress points, and drought. This method of concrete crack repair is fast, easy and inexpensive. Often concrete wall cracks allow water to seep into your basement. The epoxy itself is immensely flexible for any project, available in three levels for viscosity and applicable on most interior or exterior surfaces. The unique technology is designed to stop concrete deterioration at the crack, while protecting the steel reinforcement inside the impacted area. While fixing cracks from the outside was the original remedy, the most common repair method today is filling and sealing the crack from the inside, commonly called crack injection. Epoxiesepoxies for crack injection are available in a range of viscosities, from ultrathin to pastelike such as the rhino crack repair products, to accommodate cracks of different widths.
Estimating guide for epoxy crack injection preparation of the crack for injection. Lcr fast set liquid concrete repair basement foundation crack repair complete kit free shipping. This system ensures proper metering and dispensing of all. Radonseal doityourself foundation crack repair kits. It should be noted that in some instances epoxy crack injection is a better choice to repair foundation cracks. The hilti ci 060 ep070 ep crack injection system is a 100% solid epoxy in a self contained cartridge. Kits are available in multiple sizes to accommodate small or large repairs with the choice of polyurethane or epoxy injection material.
This will reenforce the crack and also keep water from leaking into the basement. Epoxy injection for concrete crack repair in foundations, basements, beams, columns, slabs, walls and other concrete structures. Injection repair kit for leaking foundations sika canada inc. Why epoxy injection foundation crack repairs often fail. All of the injection materials are packaged using our foundation crack repair cartridge system. For demonstration purposes we injected a wider crack to better illustrate the process. At a minimum, the surface to receive pasteover should be brushed with a wire brush. Radonseal diy concrete crack injection kit urethane the standard diy foundation crack repair kit contains two jars of the twocomponent epoxy surface sealer and port adhesive. Structural concrete repair crack repair by application. The mixed adhesive has the viscosity of light oil and a low surface tension that enables it to penetrate fine to medium width cracks.
Clean the crack and the surface surrounding it to allow the pasteover to bond to sound concrete. Epoxy crack injection also referred to as epoxy injection is an extremely effective and reliable concrete crack repair method, used exclusively for the repair of poured concrete foundation cracks, for the structural repair of same, to fix basement leaks, and to prevent poured concrete foundation cracks from leaking in the future. The repair of basement and austin foundation repair with our lowpressure injection system requires the use of epoxy or polyurethane. How to repair concrete with epoxy injection techniques new duration. Epoxy injection systems offers complete, professional foundation repair solutions at competitive rates. There is a bit of an art to injection crack repairs, so you have to hire someone with expertise and a good reputation. These are higher than standard concrete used in foundations. Epoxy injections are often the most costeffective way to repair a crack in a foundation, provided the crack doesnt exceed the. To permanently patch the crack we used an epoxyinjection system from. Nevertheless, enough of the injection epoxy stayed in the vertical crack i had running down the length of my basement wall and it made an excellent seal. It is difficult to install an epoxy injection is your basement wall if it is wet or has flowing water.
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