Masonry Knowledge
The Paul Lally's Masonry Blog
Maintenance guides, warning signs to watch for, and straight talk about masonry repair from a team that's been doing this work across Chicagoland for years.

Tuckpointing vs. Brick Replacement in Chicago: Which Repair Does Your Home Actually Need?
Tuckpointing fixes the mortar between your bricks; brick replacement fixes the bricks themselves. Here's exactly how a Chicago mason tells them apart — the warning signs, a side-by-side comparison, and how to know which one your home needs.

Mortar Matching for Tuckpointing in Chicago: Why the Right Mix Saves Your Brick
Bad tuckpointing doesn't just look wrong — the wrong mortar can crumble your brick from the inside out. Here's how a Chicago mason matches mortar type, color, and joint profile so a repair reads as original and lasts for decades. Free on-site estimates from Paul Lally's Masonry.

Commercial Masonry Restoration in Chicagoland: What Building Owners and Property Managers Need to Know
A practical, no-nonsense guide to commercial masonry restoration for Chicagoland building owners and property managers — what it covers, why brick and stone facades fail, the warning signs to watch, and how the restoration process actually works. Family-owned Paul Lally's Masonry has restored commercial and residential masonry across Chicagoland since 1988.

Chimney Repair Chicago: The 4 Parts That Fail First (Crown, Cap, Flashing & Mortar Joints)
Nearly every chimney leak in Chicago starts in one of four places — the crown, the cap, the flashing, or the mortar joints. Here is what each part does, how it fails in our freeze-thaw climate, and when to repair versus rebuild.

Caring for Chicago's Brick Bungalows and Greystones: A Historic Masonry Guide
Chicago's brick bungalows, greystones, and two-flats are built to last a century — but only with the right care. Learn how mortar matching, tuckpointing, and breathable waterproofing protect these historic homes from freeze-thaw damage, and when to call a specialist.

Brick Wall Rebuilding in Chicago: When Repair Isn't Enough
Not every damaged brick wall needs to come down — but some do. Here's how to tell the difference between a wall that tuckpointing can save and one that needs a full rebuild, and how Paul Lally's Masonry handles both across Chicagoland.

The Chicago Homeowner's Masonry Maintenance Checklist
Brick is low-maintenance, not no-maintenance. Here is exactly what a Chicago homeowner should look at every year — mortar joints, brick faces, the chimney, lintels, the foundation, and water management — to catch small masonry problems before they become a rebuild.

Foundation Masonry Repair in Chicago: Cracks, Settlement & Bowing Walls
Crumbling foundation brick, open mortar joints, step cracks, and water seeping through the wall are masonry problems a mason fixes — while true structural movement needs an engineer. Here's how to tell the difference and what foundation masonry repair actually involves in Chicagoland.

Brick Repair vs. Replacement: Which Does Your Home Need?
Some damaged brick can be repaired; some has to come out and be replaced. Here's how a mason tells the difference — the warning signs, what each fix involves, and how to decide on your Chicagoland home.

Tuckpointing vs. Repointing: What's the Difference?
Homeowners use 'tuckpointing' and 'repointing' to mean the same thing, but they aren't technically identical. Here's what each term really means, how to know which one your Chicago-area brick needs, and why the mortar matters more than the name.

Signs Your Chimney Needs Repair: A Chicago Homeowner's Guide
A cracked crown, white staining, spalling brick, a rusted flashing line, or a lean — here is how a Chicago homeowner spots a failing chimney early, how urgent each sign is, and when to call a mason.

The Best Time of Year for Masonry Repair in Chicago
When should you schedule tuckpointing, brick repair, or a chimney rebuild in Chicago? A clear, season-by-season guide to mortar curing, freeze-thaw timing, what's possible in winter, and why booking early matters.

Parapet Wall Repair: Protecting Chicago's Flat-Roof Buildings
Why parapet walls fail first on Chicago's flat-roofed buildings, the warning signs, and how masons repair or rebuild them before water reaches the roof and the floors below.

How Long Does Tuckpointing Last in Chicago's Climate?
How long tuckpointing lasts on a Chicago-area home, what makes the difference between a 5-year patch and a 30-year repair, and how to make your mortar joints last as long as possible.

Bowing & Bulging Brick Walls in Chicago: Causes and Repair
Why brick walls bow, bulge, and lean on Chicago-area homes, how to tell a cosmetic wave from a structural emergency, and the repair options from rebuilding to re-anchoring.

How Much Does Tuckpointing Cost in Chicago? What Affects the Price
What determines tuckpointing cost on Chicago and Chicagoland homes, the factors that move the price up or down, and how to read a masonry estimate so you don't overpay.

Why Is My Brick Crumbling? Spalling Brick in Chicago Explained
Flaking, popping, crumbling brick is called spalling — and in Chicago it almost always comes down to trapped water and freeze-thaw. Here's what causes it, how to stop it, and when a brick needs replacing.

Is Masonry Waterproofing Worth It? Brick Sealing in Chicagoland
Done right, masonry waterproofing protects Chicago brick from freeze-thaw damage for years. Done wrong — the wrong sealer, or sealing over failing mortar — it traps water and accelerates spalling. Here's how to tell the difference.

Failing Lintels: Why the Brick Above Your Windows Is Cracking
If the brick above your windows or doors is cracking, sagging, or stepping apart, a rusting steel lintel is usually the culprit. Here's how lintels fail, why it's structural, and how Paul Lally's Masonry replaces them across Chicagoland.

What Causes Efflorescence on Brick — and How a Mason Removes It
Those white, chalky stains on your brick aren't dirt — they're salt left behind by water moving through the wall. Here's what efflorescence really means, how a mason removes it the right way, and why sealing over it makes things worse.

Chimney Repair vs. Rebuild: How to Know Which One You Need
When can a Chicago chimney be repaired, and when does it need a full rebuild above the roofline? A clear decision guide to the warning signs, the cost difference, and how to choose.

When Does Your Brick Actually Need Tuckpointing?
Mortar joints don't fail all at once. Here's how to tell the difference between normal weathering, minor deterioration, and joints that need immediate attention before the next Chicago winter.

5 Chimney Warning Signs Homeowners Miss
Most chimney damage starts at the top and works its way down — which means by the time you notice something from the ground, water has usually been getting in for a while. Know what to look for.

Is That Crack a Lintel Problem or a Foundation Problem?
Stair-step cracks above windows get misdiagnosed as foundation issues all the time. We break down how to tell the difference — and why it matters for the repair.

How Chicago Winters Destroy Masonry (And What Stops It)
Freeze-thaw cycling is the biggest enemy of masonry in the Midwest. Water gets in, freezes, expands, and breaks the masonry from the inside. Here's the damage sequence and how proper maintenance breaks the cycle.

What Is That White Stuff on My Brick?
Efflorescence — the white mineral staining that appears on brick — is cosmetic on the surface and a water problem underneath. Here's what causes it and how we treat it correctly.

Should You Waterproof Brick After Tuckpointing?
The short answer is yes — but only after the tuckpointing is done correctly. Sealing over failing mortar traps moisture and makes things worse. Here's the right sequence and what product to use.
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