Foundation crack repair kit gives contractors a proven process and product to successfully complete the job. This will flush out dust, debris and prime the crack for the injection resin and. Tb0056 chemical resistance of polyurethane foams technical bulletin. The injection material needs to be able to penetrate this portion of the crack to ensure that entire crack is sealed. Crackpac flexh2o is a high solids hydrophobic polyurethane injection resin designed to seal leaking cracks, voids or fractures in concrete or solid masonry.
The injection is water activated so you have to get water in there somehow. Also, they likely dont have insurance or expertise that comes with being in the foundation repair industry. When polyurethane foam reacts with water, it expands up to 30 times its original size. Actaleak concrete crack repair kit, highpressure polyurethane foam injection. Highpressure injection at 250 psi 100 psi psi utilises injection packers which are typically placed in holes drilled at 45 degrees to intersect the interior of the crack. Upon curing, it forms a flexible closed cell foam with excellent tensile and adhesion properties, that has good general chemical resistance. The secret to effective crack injection, whether using epoxies or polyurethane foams, is gradual introduction of the liquid polymer into the crack at low pressures 20 to 40 psi. Remedial waterproofing swellseal waterproofing new zealand. Concrete cover must be at least 3 inches on all sides, in order to avoid cracks from the pressure of material swelling. Structural crack repairs, in walls, foundations, pools epoxy crack injection, anchoring jobs contents. Foundation crack repair concrete levelling wall cracks.
The popularity of urethane injection as a solution is due to its flexibility and versatility for a variety of applications. Polyurethane crack injection want to fix your leaky. Includes hydra stop 300 injection foam, highpressure gun, brass packers, etc. Injection tips for crack pac flexh2o crack sealer for narrow cracks, it may be necessary to increase the pressure gradually until the polyurethane begins to flow. The ecp polyurethane foams work for filling voids and sealing around pipes. Apr, 2012 polyurethane crack injection is without a doubt the most common waterstopping foundation crack repair method in use throughout the world. Remove surface contaminants and debris to establish the pattern of the crack or. Slab lifting, cold foam lifting, soil stabilization. Due to the ultra low viscosity of the superflex ar resin, larger cracks may require application of a surface seal such as hydraulic cement or epoxy. Mechanical packers and injection ports are the gateway to successful injection. Polyurethane crack injection polyurethane foundation. Polyurethane foam injection is the best way to stop an active foundation wall leak. We strive to provide the most comprehensive packer selection in the industry.
Cartridges polyurethane injection resin 120 and 121 pds 11103 cartridge systems polyurethane injection resins products 120 and 121 120 121 crack repair product name and description thermalchem polyurethane foam injection resins are twocomponent, low viscosity polyurethane resins that foam when combined with moisture. Why are epoxy or polyurethane injections a better option. Fastest, most durable and effective leak sealing solution. Urethane injection, also known as polyurethane or grout, is the most common way to seal and fill a crack in concrete and foundations. Crack injection highpressure and lowpressure injection. Always begin at the lowest pressure setting available on the pump and increase to the minimum pressure required to get desired resin flow.
Radonseal doityourself foundation crack repair kits. This program examined several polyurethane pu materials designed to seal small, leaking cracks. The less watersensitive polyurethanes are also suitable to strengthen the ground. View avanti chemical grout being pumped into any concrete structure using the crack injection vpat method in order to stop water intrusion. Sealboss 4000 line epoxy cartridge kit 12 cartridges incl. Swellseal wa must be applied in an uninterrupted band minimum 38 bead, gunned in the middle of the joint or precast element. Crack injection for concrete basement walls the concrete. Marine and underwater repairs underwater repairs require special attention to detail. Thats why our injection products are fastacting and easy to install. Twocomponent injection polymers are used by practically all waterproofing contractors because the material provides a.
The lowpressure injection method involves inserting a liquid at a very low pressure into a narrow crack more than 116. The right pump is determined by many factors including job size, product components and properties, injection volume and pressures, and your injection frequency. When combined with deneef pure polyurethane grouts and water, the system swells to seal cracks, joints, and annular spaces around pipe penetrations. Whether on dry, moist or wet conditions, we have the appropriate resins. Why are epoxy or polyurethane injections a better option for. Sealboss 4000 quickseal epoxy sealpaste adhesive, 12 static mixers, 1 hand gun application tool. It may also be necessary to wait a few minutes for the material to fill the crack and travel to the next port.
Grout pump injection grouting pumps for soil stabilization. Tb0055 standard application procedures for sealing leaking cracks or. We recommend the use of pneumatic or electric 1component pumps. Utilizing the low pressure crack injection process, the emecole metro 10 ft. Pregrout injection water flush pump water grout pumps not to be same pump. Nobody plans for a leak, so when one occurs it usually represents a cost overrun and a setback for a construction project. Concrete foundation crack repair polyurethane expanding.
The expanding foam completely fills the crack and prevents future water leaks. Simpson strong tie 9oz crackpac flex h2o kit waccesories. This method requires some patience, but it allows the applicator to monitor the injection process and ensure that the crack is completely filled. Chemical grout literature powerhouse building solutions. When the material has stopped penetrating it will continue to expand against the limits of the confined space and compress within itself, forming a dense, closed cell foam. They are easily injected into the crack to penetrate the structure, filling the cracks to reestablish the load bearing capacity and structural integrity. Crackpac flexh2o polyurethane crack sealer simpson. Crack repair epoxy and polyurethane products masterinject. However, the crack injection technique requires some practice for the repair to be effective. Flex lv pure grout expands on contact with water and quickly cures to a tough, flexible foam that is resistant to most organic solvents, mild acids, alkali, petroleum and microorganisms. Drill holes of the correct diameter for the selected packer. Suitable sealing materials may include hydraulic cement, epoxy bonders, polyester bonders, wooden shims, grout pads or backer rod, depending on site conditions. We maintain a very large inventory to meet customer preference, job requirements and to offer fastest delivery times.
Ha safefoam nf can be used as a 1component system for injection into moist conditions or as a 2component system with a 1. Injection equipment most polyurethane grout types are injected the same way. After curing ha safefoam nf forms an inert, flexible, close cell foam with very. The crack pac flexh 2 o polyurethane injection resin seals leaking cracks, voids or fractures from 2 to 14 wide in concrete or solid masonry. Included with this kit is the poxy paste surface sealer and port adhesive. Twocomponent injection polymers are used by practically all waterproofing contractors because the material provides a superior repair that will last forever.
Rcf polyurethane injection expanding foam is a twocomponent, low viscosity, selfexpanding polyurethane foam designed for sealing cracks in structural materials including concrete, masonry and wood through low pressure, gravity feeding injection. Crack injection structural fractures are commonly repaired by pressure injection with high strength epoxies. Diy concrete foundation crack repair kit polyurethane. During the injection water will first flow from the crack, followed by foaming resin. We provide technical guidance on practical work applications for a variety of complex crack injection. Fastset polyurethane concrete crack injection in a. In fact, we were pioneers in applying polyurethane injection to residential poured concrete foundations cracks. Cracks in the walls or ceiling, are fixed with a flexible hydro active polyurethane grout.
Deneef cut pure is a hydrophobic polyurethane designed to fill large voids in rock fissures, gravel layers, joints, and cracks in concrete structures and for the cutoff of gushing water. Polyurethane crack injection is without a doubt the most common waterstopping foundation crack repair method in use throughout the world. The system is ideal for pre injection sealing of openings or to stop flowing water prior to final injection of chemical grout. Crack injection, void fill, and soil stabilization with polyurethane. Tb0055 standard application procedures for sealing leaking. Repairs up to 20 ft of actively leaking and hairline crack repairs. Sealboss complete pro starter kit with p2002 injection pump, 5 gallons 1510 polyurethane foam grout, 0. We also have larger kits that can repair leaks in concrete. Ground consolidation fastreacting and nonwatersensitive polyurea silicate systems quickly stabilize poor ground. This video shows the beginning stages of performing grout injection at an existing crack within a concrete foundation wall that has water infiltration issues.
During injection the grout will follow the path of least resistance. Polyurethane injection can also be done at low pressure, exactly like an epoxy injection, or at high pressure typically 1500 3200 psi. This video shows how to perform a polyurethane concrete crack injection into an actively leaking concrete wall crack. The highfoaming version is excellent for void filling. Spetec pur f400 is a solvent and phthalate free, water reactive, hydrophobic, closed cell, low viscosity, shrinkfree, flexible, onecomponent polyurethane injection resin designed to shut off water leaks. Yet, we have had to watch as continued structural movement and further concrete shrinkage have reopened cracks to leaks. Polyurethane injection most economical solution to basement leaks. Designed to perform in applications where water is seeping or mildly leaking from the crack, the polyurethane is packaged in the cartridge and an accelerator is packaged in the nozzle. The depth of the bore should be approximately half of the thickness of the concrete. Our epoxy and polyurethane based injection resins are used for structural crack repair. The plan was to inject grout so that a 1 to 3 foot zone of the crack was filled with grout to divert water.
Polyurethane crack injection got water in your basement. Polyurethane crack injection is a specialized methodology designed for sealing leaks through cracks, rock pockets, expansion and control joints in concrete structures. For injection grouts, epoxy resins and gels, single and two. If it can fit inside of the thinnest part of the crack, use the flexkit100 or flexkit101 for a corner crack. This twocomponent, highstrength, highdensity, hydroinsensitive structural polyurethane foam supports 14,000 lbs per square foot. Epoxy and polyurethane crack injection aquaguard injection. Contractor polyurethane foundation crack repair kitseal. A cracked foundation is usually first noticed by wet carpet even the smell of mildew or mold. The masterinject technical support team from basf is dedicated to helping customers make the right choice. Concrete urethane injection systems offer a simple solution. Preferably the holes should be drilled staggered around the crack to insure good coverage of the crack in case it is not perpendicular to the concrete surface. This step helps to identify the characteristics of the crack to be injected.
The cost of epoxy and polyurethane crack injection repairs. Crackpac flexh 2 o polyurethane crack sealer, suitable for sealing cracks from 2 to 14 in width in concrete and solid masonry. Flushing alchemyspetecs mixmaster slab lifting gun. Repair a single crack in a poured concrete foundation, up to 10 feet in length. Until recently, this technique has traditionally been used in in commercial and civil projects, but as the technology is more readily available the use of polyurethane foam. The high pressure injection of activated polyurethane uses an electric injection pump and packers hammered into drilled holes through the crack in a poured concrete foundation wall. Polyurethane injection provides a permanent seal when properly injected into a crack by a professional waterproofing specialist like the basement waterproofing guy. This method works for any hairline less than 2 or larger crack in a. How polyurethane injection works first, we drill holes into the wall about 4 deep on one side of the crack and on an angle so when the hole crosses through the crack it does so. Mechanical packers, injection packers surface ports, lances, accessories. Poxy paste tightly bonds to concrete to ensure there are no leaks or blowouts during the injection process.
Deneef flotation foam is a two component low density rigid polyurethane foam for filling in various. The hydra stop 300 hydrophobic polyurethane expands inside the crack and fills it bottom to and inside to outside. Before starting the injection, consult the technical data sheets and material safety data sheet msds in order to be familiar with the materials at hand. 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. If swellseal wa is to be installed under water or during heavy rain, the concrete. Sealboss offers a comprehensive selection of professional and proven injection and dispensing pumps to suit your needs. Our line of diy foundation crack repair kits uses the same twocomponent polyurethane or epoxy for injection as do our professional toolkits for contractors. Injecting sealant materials into wall cracks was a big breakthrough at the time. Among the leading high density polyurethane foam products available, ap lift 475 offers a powerful solution that is traffic ready in 15 minutes. Polyurethane foam injection is ideal for filling wider cracks. Deneef cut pure is a hydrophobic polyurethane that, when mixed with cut cat pure and makes contact with water, is designed to fill large voids in rock fissures, gravel layers, joints and cracks in concrete structures and for the cutoff of gushing water.
The expanding polyurethane foam fills the basement wall crack from bottom to top. Good dimensional stability and adhesion to concrete. These include commercial and residential foundation or concrete crack repair. Nov 07, 2014 this video shows the beginning stages of performing grout injection at an existing crack within a concrete foundation wall that has water infiltration issues. Theyre pumped through injection ports or packers installed in the concrete. We offer a broad range of injection products, including specialized chemical grouts and epoxy grouts, cementbased grouts, microfine cement grouts and additives.
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