Chimney Waterproofing in St. Catharines.
Vapour-permeable waterproofing that stops water damage without trapping moisture in the brick. We've serviced thousands of St. Catharines chimneys since 2003. Our routing means the closest crew to your door is usually less than 20 minutes away.
Your quote — in 3 quick taps.
A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.
Waterproofing you can actually trust
We apply ChimneySaver or SaverSystems 100% vapour-permeable water repellent, backed by a 10-year warranty. Unlike hardware-store sealers, these products let your chimney breathe while blocking 99% of water absorption.
Every St. Catharines job is quoted in writing before any work begins, and backed by a 5-year workmanship warranty.
What's included
Benefits
- ✓ 10-year manufacturer warranty
- ✓ 99% water repellency
- ✓ Vapour permeable — masonry can dry out
- ✓ Preserves original brick appearance
Our process
- 1. Pre-treatment inspection for existing damage
- 2. Two coats of ChimneySaver applied wet-on-wet
- 3. Crown-coat sealer applied to concrete crown
- 4. Warranty documentation issued
We serve every St. Catharines neighbourhood
Waterproofing pricing & options
Cost
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Same Day
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Best
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2026
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Winter 2026
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Top Rated
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Certified
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Licensed
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Fully Insured
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WETT Certified
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CSIA Certified
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Professional
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Trusted
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Highly Recommended
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Reputable
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Reliable
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Expert
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Master
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Family Owned
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Local
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Recommended
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Affordable
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Cheap
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Low Cost
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Premium
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Luxury
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Residential
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Landlord
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Property Management
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Real Estate
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Pre-Listing
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Pre-Purchase
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Insurance
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Heritage
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Century Home
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New Build
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Detached Home
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Semi-Detached
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Townhouse
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Bungalow
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Two-Storey
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Three-Storey
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Cottage
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Wood-Burning
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Wood Stove
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Gas Fireplace
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Gas Insert
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Pellet Stove
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Oil Furnace
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Coal
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Masonry Fireplace
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Prefab Fireplace
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Leaking Chimney
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Cracked Chimney
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Smoking Fireplace
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Downdraft
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Blocked
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Old Chimney
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Damaged
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Storm Damage
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Wildlife Removal
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Creosote
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Soot
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Fast
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Quick
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Next Day
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Weekend
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Evening
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Fall
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Annual
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5-Star
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Guaranteed
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No Obligation
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Free Quote
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Fixed Price
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Waterproofing in St. Catharines — common questions
Should I waterproof my chimney?+
If your chimney is over 10 years old and has never been sealed, yes. It's the single cheapest way to add decades to its life.
Other services in St. Catharines
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- Fixed-price written quote
- No spam, no sales calls
- WETT & CSIA certified