Worcester County · Licensed · Insured · Family-Owned
Masonry Waterproofing & Sealing in Westborough, MA
Looking for masonry waterproofing & sealing in Westborough, MA? Ultimate Boston Masonry is a licensed, insured, family-owned masonry contractor serving Westborough and the rest of Worcester County from our Boston base. Westborough patios and walkways are common on newer homes with settling base issues.
Housing in Westborough includes tight lots with shared driveways and close neighbors, and spring snowmelt that saturates masonry and soil is what wears this masonry down. That is why our masonry waterproofing & sealing work starts with understanding what your building is made of — brick type, stone, mortar hardness, and drainage — before we price anything. Most masonry leaks are a joint, flashing, or crown problem first. We find and fix the entry point, then apply breathable silane/siloxane repellents that shed wind-driven rain without trapping moisture inside the wall.
Response time in Westborough: Estimates within 72 hours · Typical range $500 – $4,000

Free masonry waterproofing & sealing quote in Westborough
Tell us about the project and we'll come out to price it — no charge, no pressure.
Scope
What our masonry waterproofing & sealing in Westborough includes
- Leak investigation with moisture meter readings
- Joint, crack, and flashing repairs at the source
- Breathable silane/siloxane water repellent
- Chimney crown sealing
- Efflorescence cleaning
- Written maintenance schedule
Process
How masonry waterproofing & sealing works in Westborough
1. Free on-site assessment
We trace the leak path from inside and out, including gutters and flashing.
2. Written fixed-price scope
You receive a fix-first plan so you are not paying to seal a broken wall.
3. Skilled masonry work
Repairs are completed, then a repellent is applied on a dry, cured surface.
4. Cleanup and final walkthrough
We water-test where practical and leave you a re-application schedule.
Local FAQ
Masonry Waterproofing & Sealing in Westborough: questions answered
How much does masonry waterproofing & sealing cost in Westborough, MA?
Most masonry waterproofing & sealing projects in Westborough fall between $500 – $4,000. Chimney sealing and small wall areas are at the low end; full-elevation repair plus sealing is higher. We give a free written, fixed-price estimate after an on-site look.
How quickly can you start masonry waterproofing & sealing in Westborough?
Estimates within 72 hours in Westborough. Most projects are scheduled within one to three weeks, and safety hazards are prioritized.
Do I need a permit for masonry waterproofing & sealing in Westborough?
Minor repairs usually don't need a permit, but rebuilds, new structures, and tall retaining walls often do under the Massachusetts building code. We check with the Westborough building department and pull permits when required.
Which areas near Westborough do you also serve?
Besides Westborough Center, Chauncy Lake, Fayville line, we regularly work in nearby Worcester, Shrewsbury, Hudson, and every community within 45 miles of Boston.
Are you licensed and insured to work in Westborough?
Yes. Ultimate Boston Masonry is licensed, fully insured, and family-owned with 5 years of experience on Greater Boston brick and stone.
Should I waterproof my brick house?
Only after repairs. A breathable repellent helps exposed walls and chimneys shed rain, but it will not fix cracked joints or bad flashing.
What is the white powder on my brick?
That is efflorescence — salts carried out by moving water. It means water is getting into the wall and should be traced to its source.
Masonry Waterproofing & Sealing near Westborough
Also available in these Westborough neighborhoods and nearby towns.
- Masonry Waterproofing & Sealing in Westborough Center
- Masonry Waterproofing & Sealing in Chauncy Lake
- Masonry Waterproofing & Sealing in Fayville line
- Masonry Waterproofing & Sealing in Worcester
- Masonry Waterproofing & Sealing in Shrewsbury
- Masonry Waterproofing & Sealing in Hudson
- Masonry Waterproofing & Sealing in Milford
- Masonry Waterproofing & Sealing in Boston
- Masonry Waterproofing & Sealing in Cambridge
- Masonry Waterproofing & Sealing in Somerville
- Masonry Waterproofing & Sealing in Brookline
Other masonry services in Westborough
- Chimney Repair & Rebuilds in Westborough
- Brick & Stone Repointing in Westborough
- Retaining Walls in Westborough
- Patios & Walkways in Westborough
- Stone Steps & Stoops in Westborough
- Foundation & Basement Masonry in Westborough
- Stone Veneer & Facades in Westborough
- Outdoor Fireplaces & Fire Pits in Westborough
- Brick Repair & Replacement in Westborough
- Historic Masonry Restoration in Westborough
- Stucco & Foundation Parging in Westborough
- Brick Walls, Pillars & Columns in Westborough
- Indoor Fireplace & Firebox Repair in Westborough
- Paver & Cobblestone Driveways in Westborough
- Emergency Masonry Repair in Westborough
Learn more about our masonry waterproofing & sealing service or see all masonry services in Westborough.
Homeowner guides
Read before booking masonry waterproofing & sealing
8 min read
How Much Does Chimney Repair Cost in Massachusetts?
Typical Massachusetts prices for chimney crowns, flashing, repointing and rebuilds, plus what makes a Boston chimney quote go up or down.
Read the guide →7 min read
Why Is My Chimney Leaking When It Rains?
The five most common causes of chimney leaks in New England homes, how to tell which one you have, and how each is fixed.
Read the guide →7 min read
Is Efflorescence on Brick a Problem? What Causes White Stains
What causes white powdery efflorescence on brick, chimneys and basement walls, when it signals water problems, and how to remove it safely.
Read the guide →