At Home

A great way to view and understand your building or repair project before you get started. Find out just about everything you need to know by watching the video below.

Cosmetic, non-structural repairs can be made to deteriorated mortar joints using QUIKRETE Mortar Repair.

Project Instructions

When working with mortar mixes, always wear eye protection and waterproof gloves.

Step 1
Prepare the mortar joints using a hammer and chisel to remove any deteriorated mortar to a depth of ¼ inch to ¾ inch.

Step 2
Clean out the joint using a wire brush.

Step 3
Apply the mortar repair by puncturing the seal inside the applicator tip and placing the cartridge into a standard caulk gun.

Step 4
Apply the Mortar Repair caulk using firm pressure, filling the mortar joint from back to front.

NOTE: QUIKRETE Mortar Repair has a special square applicator tip that is designed to smooth the caulk as it is being applied.

Step 5
Excess QUIKRETE Mortar Repair can be safely removed with a damp cloth.      

Shopping List

  • 10 oz QUIKRETE Mortar Repair (caulk)
    10 oz QUIKRETE Polyurethane Mortar Joint Sealant

  • Caulking gun
  • Chisel
  • Hammer
  • Wire brush
  • Damp cloth
  • Gloves
  • Safety glasses