Repair cracked walls

Fill cracks, inject cracks, restrain wall bulges

Property Repair Systems - 01626 331351 - where you can talk to real cracked people

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Crack Repair - in masonry and render

Epoxy Putty Method of crack repair

Cut out the cracks with a masonry grinder to form square edged slots and remove all dust and debris with a vacuum or compressed air. Apply Epoxy Primer liquid and whilst tacky lay in the non-shrink, structural epoxy - Mouldable Epoxy Putty.

This method is ideal for cracks in stone and concrete cills, steps, wall render, floors and decorative stone. Hand place and smooth with water.

Cut out cracks with a Grinder or Disc CutterMix Mouldable Putty wearing gloves

Mouldable Epoxy Putty coloured red using our Colouring powder.Mixing Mouldable Epoxy Putty in the gloved hand.

Grind out the crack and remove the dust. Mix the two part putty in gloved hands and place into wet Epoxy Primer.

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Epoxy Mortar Crack Repair Method

Cut out the cracks with a masonry grinder to form square edged slots and remove all dust and debris with a vacuum or compressed air. Apply Epoxy Primer liquid and whilst tacky lay in the non-shrink, structural epoxy - Patching Mortar.

This method is ideal for larger holes in stone and concrete cills, steps, wall render, floors and decorative stone. Hand place using a trowel.

Concrete patching repair mortar

Patch Repair Kit - mix in the tub.

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Modified Cement-based flexible Mortar Method of crack repair

Cut out the cracks with a masonry grinder to form square edged slots and remove all dust and debris with a vacuum or compressed air. Damp thoroughly with fresh water and whilst damp lay in the non-shrink, structural mortar - W60 Mortar

This method is ideal for brick and stone walls, where you can use the special plastic mortar Tool to insert the mortar into the ground out slots. After insertion smooth using pointing tool.

Crack filling flexible grout.

This W60 Mortar can be supplied as a Kit, with tools.

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Crack Stitching - in stonework and brickwork - eliminate the reason for the crack first

Repair stepped cracking in brick or stone walls

Cut out every third mortar course up to 500mm each side of the vertical crack with an angle grinder, to 2/3rds of the brick/block or stone depth. Remove all debris and dust, using a vacuum or compressed air. Injection a bead of Thixotropic Epoxy Resin or Thixo Rapid and insert the epoxy/glass rod. Apply another bead to cover. Re-point in a matching material. Fill the vertical crack with a flexible filler or mortar.

Brick wall crackingVacuum brick dust out of slotsInsert stitching bars and apply resin over the top, then smooth

Stepped cracking - check for cause - cut out and vacuum, then insert epoxy glass or stainless bar & resin.

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Resin Options:

1. Thixotropic Resin in a cartridge - no slump, non run epoxy.

Thixotropic Injection KitInjecting Thixotropic resin

Single tube, standard, slow or fast set Thixotropic Resins.

Click to buy - Thixotropic Rapid or Thixotropic Standard or Slow Set

(Approximate initial set times at 20C - 3 to 6 minutes/60 minutes/3 hours)

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2. Cement based non shrink flexible Mortar W60

Crack stitching kit - grout, mixing paddle, grout gun and stainless bars

This W60 mortar can be supplied as a Kit, with tools and stainless bars.

Click to buy W60 Mortar


Bar Options: call us to discuss best options on 01626 331351

1. Epoxy Glass plain Bars - or 2. Stainless Twisted Bars


Tools: call us to discuss best options on 01626 331351

1. Mixing paddle - for use in an electric drill

2. Plastic Grouting Tool - for pushing W60 Grout into slots

3. Pointing Tool - for smoothing repairs into joints

4. Skeleton Gun - professional quality, for Thixotropic Resins


Crack Injection - in masonry and concrete

Drill a 5mm - 10mm diameter hole into the crack every 100mm to the depth of the layer. Inject Thixotropic Injection Resin until it exudes from the next hole. Alternatively, Epoxy Primer/Consolidator liquid can be injected - it is a thin, runny liquid, so may be absorbed more readily.

Crack injection via drilled holes - low pressure

Injecting cracks in masonry

Click to buy - Thixotropic Injection Resin or Epoxy Primer/Consolidator

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Restraining bulging walls - anchor through into the timber floor joists

Lateral Wall Ties - the best treatment for external masonry, brick, and stone, that has bulged due to inadequate support.

Steps:

  1. Check the location of the joists by lifting a floor board
  2. Drill a test hole to check alignment is central to the joists
  3. Drill a hole every 500mm along the wall
  4. Drill through the masonry hole to create a pilot hole in the joists
  5. Screw the Lateral wall Ties into the joists until below the outer wall
  6. Inject resin to bond the Ties into the outer wall leaf
  7. Re-point the holes

Lateral wall tie for bulging walls

Available in various lengths to suit different wall thicknesses.

Call us to discuss best options on - 01626 331351


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Site written by: David Moore

David Moore, B.A. (Hons.), C.T.I.S., C.R.D.S. Technical Author

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