| Brick Repairs

T

He most common brick wall repair is tuck-pointing, which is the process of replacing failed mortar joints with fresh mortar. Tuck-pointing is a highly useful repair skill for any homeowner to possess. It can be used to repair walls, chimneys, brick veneer, or any other structure where the bricks or blocks are bonded with mortar.

Minor cosmetic repairs can be attempted on anv type of wall, from freestanding garden walls to block foundations. Filling minor cracks with caulk or repair compound and patching popouts or chips are good examples of minor repairs. Consult a professional before attempting any major repairs like replacing brick or blocks, or rebuilding a structure—especially if you are dealing with a load-bearing structure.

Raking tool

Gravel

Mortar hawk

Scrap of metal flashing

Tuck-pointer

Replacement bricks

Jointing tool

Or blocks

Bricklayer’s hammer

Mortar repair caulk

Mason’s trowel

Eye protection and

Mason’s or

Work gloves

Stone chisel

1 lammer

Drill with masonry

Disc and bit

Pointing 1 rowel

Stiff-bristle brush

Mortar (Type S or N)

Make timely repairs to brick and block structures. Tuck — pointing deteriorated mortar joints is a common repair that, like other types of repair, improves the appearance of the structure or surface and helps prevent further damage.

Making Repairs Blend ►

Add mortar tint to your mortar mix to help repairs blend in. Fresh mortar usually stands out because it is too light. For some repairs, you can use pre-tinted mortar repair caulk.

Clean out loose or deteriorated mortar to a depth of Vt to Use a mortar raking tool (top) first, and then switch to a masonry chisel and a hammer (bottom) if the mortar is stubborn. Clear away all loose debris, and dampen the surface with water before applying fresh mortar.

Mix the mortar to a firm workable consistency; add tint if necessary. Load mortar onto a mortar hawk, and then push it into the horizontal joints with a tuck-pointer. Apply mortar in Y — to V2"-thick layers, and let each layer dry for 30 minutes before applying another. Fill the joints until the mortar is flush with the face of the brick or block.

 

After the final layer of mortar is applied, smooth the joints with a jointing tool that matches the profile of the old mortar joints Tool the horizontal joints first. Let the mortar dry until it is crumbly, and then brush off the excess mortar with a stiff-bristle brush.

Apply mortar repair caulk with firm pressure filling the mortar joint from back to front in multiple layers. Use the square applicator tip or a jointing tool to smooth the joint.

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