Professional Chimney Leak Repairs

Long Island, NY

Lifetime Guarantee on Leak Repairs and Roofing 

Warranties Available 

Affordable Financing Options

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Trusted Specialists in Leak Detection & Repair

For over 26 years, Leak Stoppers Inc has been Long Island’s most reliable name in chimney leak repair. Chimney leaks can stem from porous bricks, cracked mortar or crowns, faulty flashing, or failed shingles. Our team performs thorough inspections — including storm history analysis and visual assessments — to pinpoint the exact cause and deliver the most effective repair solution.


Don't let a leaky chimney damage your home. Contact Leak Stoppers Inc for a thorough assessment and lasting solutions.


Expert Repairs for All Chimney Surfaces

Chimneys are finished in materials like brick, stone, stucco, tile, or rock — all of which require ongoing maintenance to prevent water penetration. When mortar or stucco fails, leaks and erosion follow quickly. Leak Stoppers Inc. restores these surfaces with:


  • Restuccoing and repointing
  • Recrowning
  • Silicone waterproofing



Our repairs extend the life of your chimney and protect your home from costly water damage.


Advanced Flashing Systems

Proper flashing is critical to stopping leaks. We install aluminum apron, step, and corner wrap flashings with Timberline HD roofing and ice/water shield underlayment. Counter flashing is cut directly into chimney mortar for a watertight seal.


For larger chimneys, we build chimney crickets to divert water and prevent pooling. This layered system ensures durability against high winds, seasonal expansion, and heavy storms — lasting up to 50 years when installed correctly.


Chimney Chases: Modern Leak Solutions

Chimney chases, often built as hollow plywood structures, are prone to leaks at the top. Our team uses bitumen roofing, primers, flashing, fiberglass, capping, and coping to secure chase tops and eliminate water intrusion. With careful inspection of age, flashing condition, and chase design, we provide tailored solutions that stop leaks at their source.


RePointing vs. TuckPointing

  • RePointing: For severe leaks, we remove mortar ½ inch deep from all brick joints and crown mortar, then recrown and repoint. This thorough process qualifies for our 25-Year No Leak Roof Warranty
  • TuckPointing: For chimneys with minor cracks, tuckpointing offers a cost-effective spot repair without full mortar removal


Both methods are performed with precision to ensure long-lasting protection.


All Leaks Repaired

No matter what the issue is that you’re experiencing, our expert service team is ready to analyze and resolve any leak with time-tested, long-lasting solutions.


Why Choose Leak Stoppers Inc

When it comes to chimney leak repairs, Leak Stoppers Inc delivers quality work. Here's why homeowners across Long Island trust us with their roofing needs:


  • Locally operated and family-owned business
  • Over 30 years of hands-on experience
  • GAF Diamond certified for commercial projects
  • GAF certified for residential work
  • Lifetime guarantee on leak repairs and roofing
  • Bilingual team - we speak English and Spanish
  • Flexible financing options available
  • We work with all insurance companies
  • Full-service roofing company
  • Licensed and fully insured contractor in Suffolk and Nassau Counties


Our commitment to quality and extensive experience ensures your chimney leak repair is done right the first time. We're not just fixing a problem—we're giving you peace of mind for years to come.


Call Leak Stoppers Inc Today

Protect your home from chimney leaks before they cause costly damage. For expert chimney leak repair on Long Island, contact Leak Stoppers Inc today — the specialists who guarantee excellence, durability, and peace of mind.

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Military & Veteran Discount
Leak Stoppers Inc proudly offers a 5% discount to all military personnel and veterans. Protect your home while we honor your service.
Call Leak Stoppers Inc today to claim your military discount!

Not valid with any other offers or promotions. Restrictions apply.

Must mention this coupon at the time of scheduling.

(631) 309-5019
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Full-Service Roofing Solutions

From repairs to replacements, we handle it all. Our expert team provides comprehensive roofing services across Long Island.

Protect your home today

(631) 309-5019