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Roofing LLC
Masonry

Masonry Repair & Restoration in NYC

Masonry and roofing work together: failed mortar, loose brick, and cracked stonework let water in around chimneys, parapets, and walls. We repair brick, repoint mortar, and restore masonry details across NYC, Nassau, and Westchester. Free written estimates from a licensed and insured contractor.

  • 20 years in business
  • 10-year warranty on replacements
  • Within 2 hours for leaks
  • Free written estimate

Problems this solves

  • Mortar crumbling or washed out of joints
  • Cracks in brick or stone
  • Bricks loose, spalling, or missing
  • Leaning or unstable chimney
  • White mineral deposits on brick
  • Water getting in around masonry walls
  • Open joints at parapets and copings
  • Damaged brick after earlier patching
  • Stained or damaged stoops and steps
  • Gaps between masonry and flashing

Masonry explained

Masonry repair restores brick, block, and stone walls and features so they are stable and shed water. The most common job is repointing, which means grinding out deteriorated mortar joints and filling them with new mortar. Other work includes replacing broken bricks, rebuilding chimney tops and parapet sections, and repairing cracks. Mortar choice matters: older NYC buildings often need softer mortar that is compatible with historic brick, because hard modern mortar can damage it. Good masonry repair is tied to the roof, since water entering at the top of the wall is a common cause of masonry decay.

Options and materials

Repointing

Remove failed mortar to a sound depth and fill the joints with compatible mortar. Restores water resistance and appearance.

Brick and stone replacement

Replace cracked, spalled, or missing units, matching the existing material as closely as practical.

Chimney masonry repair

Rebuild deteriorated chimney tops, repoint stacks, and repair crowns, then coordinate with flashing at the roof.

Parapet and coping masonry

Repair or rebuild parapet walls and the masonry at roof edges, paired with flashing and cap work.

Crack and structural repairs

Stitch and repair cracks where appropriate. When movement is suspected, an engineer may need to evaluate before repair.

Our process

  1. Inspect and testWe examine joints, brick condition, and signs of movement, and identify why the masonry is failing, often water entry from above.
  2. Match materialsWe select mortar and replacement brick suited to the age and type of your building, not a one-size-fits-all mix.
  3. Write the scopeYou receive a written estimate listing the areas, the method for each, and anything that needs an engineer or filing.
  4. Prepare and protectWe set up access, protect windows, roofs, and the ground below, and handle permits or filings where required.
  5. Repair the masonryMortar is cut out and replaced, units are swapped, and sections are rebuilt as needed, with joints tooled for a weathertight finish.
  6. Clean up and reviewWe clean the work area, remove debris, and document the finished work with photos.

What affects the price

Area to be repaired

The wall area or linear footage of joints determines most of the labor and material.

Depth of deterioration

Joints that need deep cutting, or bricks that are failing in quantity, take more time than light weathering.

Height and access

Work at height needs scaffolding or other staging, which can be a large part of the project.

Matching historic materials

Matching old brick, mortar color, and tooling takes extra effort and sourcing.

Structural concerns

Walls that are leaning or cracked through may need engineering input and rebuilding rather than patching.

Permits and protection

Facade and sidewalk-related work can involve filings and sidewalk protection. Requirements depend on the building and scope.

Getting a price

Because these factors change from roof to roof, we don't publish one-size-fits-all prices. We inspect your roof for free and give you a written, itemized estimate before any work starts.

Every masonry job includes

  • Written inspection findings and scope
  • Permit and filing handling where required
  • Protection of windows, roofs, and ground-level areas
  • Mortar selected to suit the existing masonry
  • Removal of failed mortar and damaged units
  • Repointing or replacement per the written scope
  • Coordination with flashing and roof edges where relevant
  • Debris removal and cleanup
  • Photo documentation of the completed work
  • Written workmanship warranty, terms on our warranty page

Written workmanship warranty on every job; full roof replacements carry our 10-year warranty. Warranty terms.

Frequently asked questions

What is repointing?
Repointing means removing deteriorated mortar from between bricks or stones and replacing it with new mortar. It restores water resistance and helps the wall stay stable. It is not the same as painting or skimming over old mortar, which does not last.
Why does mortar color or type matter?
Older brick is often softer than modern brick, and hard modern mortar can crack or damage it. Choosing a compatible mortar protects the wall. Color and tooling also affect how well the repair blends in.
How do I know if I need repointing?
Signs include crumbling or recessed mortar, gaps between bricks, water staining inside walls, and loose bricks. A quick inspection can show how deep the problem goes and whether it is a small repair or a larger project.
Can masonry problems cause roof leaks?
Yes. Open joints at chimneys, parapets, and wall junctions let water in even when the roof surface is fine. That is why we look at masonry and roofing together.
Is a permit needed for masonry work in NYC?
It depends on the work and building. Facade, scaffolding, and larger structural work can involve DOB filings, and landmarked buildings may need review for visible changes. We will tell you what we expect to be required.
Do you handle co-op or condo masonry projects?
Yes. We can provide written scopes, photos, and insurance paperwork that boards and managers often ask for. Board approval and scheduling are generally managed through your property manager.

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