Repeat this procedure for the remaining ports plug up each one before moving on to the next.
Now insert the cartridge tip into the port that's oozing and squeeze the trigger to dispense the epoxy. Remove the gun and plug up the port you just filled. Step 7: Seal Up the Injection Ports Photo Geoffrey Gross Continue squeezing the trigger until epoxy begins to ooze out of the port directly above. Starting at the lowest injection port, dispense the epoxy into the crack. Place the LCR cartridge into a caulk gun. Thoroughly mix the LCR epoxy using the plunger rod that comes with the kit.
Allow the sealer to cure for 6 to 10 hours before injecting the epoxy.
ANYFIX CRACK CRACK
If it does, seal it up with crack sealer, too. If the other side of the wall is accessible, see if the crack goes clean through. Step 6: Inject the Epoxy into the Crack Photo Geoffrey Gross Smooth out the sealer and feather its edges with a paintbrush dipped in mineral spirits. Also, cover the entire flange of each injection port with crack sealer, leaving only the extended neck portion showing. Next, mix up a slightly larger batch of epoxy sealer and apply it to the entire crack using a 1 ½-in.-wide putty knife or margin trowel. Step 5: Spread Sealer Along the Crack Photo Geoffrey Gross
ANYFIX CRACK INSTALL
Install the remaining ports in a similar manner. Slide the port over one of the nails sticking out of the crack and press it to the wall. Spread some sealer onto the base of one of the plastic injection ports, being careful not to plug up its hole. Step 4: Attach the Injection Port Photo Geoffrey Gross Mix the two parts on a scrap board using a clean putty knife blend until you achieve a uniform gray color. Open up the two containers of epoxy crack sealer and scoop out equal amounts of Part A and Part B use two separate sticks to avoid contamination. Step 3: Mix the Epoxy Sealer Photo Geoffrey Gross You'll use them to align the injection ports with the crack. (10d) finishing nails partway into the crack, spaced 12 in. Step 2: Block Out the Injection Ports Photo Geoffrey Gross Remove all dust and debris with a shop vacuum. However, if the dampness returns, water is still seeping into the crack and you'll have to wait for it to dry out on its own.įirst, scrub the crack clean of any loose concrete, paint or old crack filler using a wire brush. If it remains dry, proceed with the repair. If the crack is slightly damp, dry it with a blow-dryer, then wait 15 minutes. There's enough material in each kit to repair a 1/16-in.-wide x 8-in.-deep x 8-ft.-long crack.īefore you start, check to make sure the crack is dry. tubes of Liquid Concrete Repair (LCR), a viscous epoxy that comes in a caulk-type cartridge, and seven plastic injection ports that deliver the LCR deep into the crack.
ANYFIX CRACK PATCH
To permanently patch the crack we used an epoxy-injection system from Polygem, called the Liquid Concrete Repair Kit (about $60).Įach kit contains a two-part epoxy crack sealer, two 10-oz. We repaired a foundation wall, which had an 8-ft.-long crack that leaked water into the basement during periods of heavy rainfall. Fix Concrete Cracks in 8 Steps Step 1: Repair a Foundation Crack With an Epoxy Sealer Photo Geoffrey Gross We’ll show you a simple and effective way to patch cracks with the best concrete crack filler. These types of cracks don’t usually pose a threat to the structural integrity of a house, but they do allow for a potential opening for groundwater, insects and radon gas. Outside of hairline cracks, larger stress cracks occur when a house settles or the ground beneath it shifts.
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