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Attic Insulation Contractors in Hempstead, NY

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What makes Zavza Seal


Licensed & Insured

Don’t take chances with unlicensed and uninsured contractors. We’re fully licensed and insured, ensuring your investment is safeguarded.

30-Year Warranty

We back our work with a 30-year warranty, demonstrating our commitment to long-lasting quality and durability.

Proactive Problem Solvers

Experience matters. We are proactive problem solvers. We identify and address issues before they become headaches, saving you thousands of dollars on repairs and remediations.

5 Star

Elevate your home with our 5-Star rated contracting, where premium quality meets a steadfast 30-year warranty commitment.

Community – Centric

We’re not just another service provider in your local area; we’re interwoven with the community. Our unwavering dedication leads us to uplift the regions we serve, one foundation repair project at a time.

What Our Customers Say

On Our Recent Foundation Waterproofing Completed Works

Gregory Paragh

They complete the work to the specification they outlined or better, for a very reasonable price which they are willing to work with you on. Good people and great work.

Mike Delafraz

I was hesitant to accept their proposal since it was the best one! However, they arrived on time and were knowledgeable, respectful, and clean. Did more than expected and paid attention to any minor details. They even came an extra day to complete everything and ensure the Job was done to my 1000% Satisfaction.


The Zavza sealing company arrived promptly. The crew leader did an overview of the Job. Upon completion of the Job, The entire area was cleaned, and anything moved was replaced. Thanks for a great Job.

Importance of Foundation Waterproofing in Brooklyn, Long Island, and Queens, NY

If you’ve found us through your search for reliable foundation waterproofing in New York and you’re from the Brooklyn, Queens, and Long Island areas, you’re already on the right path to protecting your property. The risks of ignoring foundation moisture are real—ranging from structural damage to health hazards like mold. However, the benefits of professional waterproofing are even more significant, including safeguarding your property’s integrity, enhancing its value, and ensuring a healthier living environment. With Zavza Seal, you benefit from our 20+ years of expertise, meticulous attention to detail, and a commitment to your satisfaction underscored by our 30-year warranties. Trust us to provide the preventative service your property needs and deserves.

Schedule Your Foundation Waterproofing Consultation Today and Secure Your Property’s Future!

Call (631) 980-1800 Now!

Here are some of the benefits of foundation waterproofing in Brooklyn, Long Island, and Queens area neighborhoods:



Attic Insulation Contractors Near Me

Preventing Water Infiltration: Foundation waterproofing in Brooklyn, Queens, and Long Island is crucial for preventing water infiltration into buildings. A foundation waterproofing membrane acts as a barrier, keeping water from seeping into the foundation.

Structural Integrity: Waterproofing the foundation ensures the structural integrity of buildings in these areas. Moisture and water can weaken the foundation over time, leading to cracks, erosion, and potential structural damage.

Mold and Mildew Prevention: Exterior foundation waterproofing helps in preventing the growth of mold and mildew. These harmful microorganisms thrive in damp environments, and waterproofing helps maintain a dry foundation, reducing the risk of health issues for occupants.

Increased Property Value: Homes with a properly waterproofed foundation tend to have higher property values. Potential buyers often seek properties with preventive measures in place to avoid water-related issues, making foundation waterproofing a valuable investment.

It is not the beauty of a building you should look at,
It’s the construction of the foundation that will stand the test of time.

David Allan Coe

Energy Efficiency: Waterproofing contributes to energy efficiency by preventing moisture from seeping into the building. A dry foundation is easier to insulate, helping maintain a more stable and comfortable indoor temperature while reducing energy costs.

Extended Lifespan of Building Materials: Waterproofing foundation protects building materials from water damage, prolonging their lifespan. This is particularly important in areas like Brooklyn, Queens, and Long Island, where harsh weather conditions can accelerate wear and tear.

Cost Savings in the Long Run: While foundation waterproofing may require an initial investment, it can result in significant cost savings over time. Repairing water damage and addressing structural issues can be much more expensive than preventive measures.

Peace of Mind for Homeowners: Knowing that a foundation is waterproofed provides peace of mind for homeowners. It eliminates concerns about water damage, flooding, and related issues, allowing residents to feel secure in their homes.

Benefits of Attic Insulation in Hempstead
Benefits of Attic Insulation in Hempstead points

Compliance with Building Codes: Many building codes require the implementation of foundation waterproofing. Adhering to these codes ensures that structures are constructed to meet safety and quality standards, avoiding potential legal issues.

Quick Access to Foundation Waterproofing Near Me: Residents in Brooklyn, Queens, and Long Island benefit from having easy access to foundation waterproofing services nearby. Quick response times can mitigate potential issues and provide timely solutions to any emerging problems.

Preserving Home Aesthetics: Exterior foundation waterproofing preserves the aesthetics of homes by preventing unsightly water stains, cracks, and other visible signs of water damage. This is essential for maintaining the curb appeal and overall appearance of properties in these regions.

Types of Foundation Waterproofing

We have listed a few different types of foundation waterproofing for details and technical specifications. Use this guide to find out which type of foundation waterproofing works for your family and your home.

Home Insulation Services in Hempstead

Sheet Membrane Waterproofing:

  • Utilizes a foundation waterproofing membrane, typically made of materials like rubberized asphalt or thermoplastics.
  • Applied directly to the exterior foundation walls, creating a continuous barrier against water infiltration.
  • Seek professional installation services, ensuring a proper and effective seal.

Liquid Applied Waterproofing:

  • Involves the use of liquid polymer-based coatings for foundation waterproofing.
  • Applied as a liquid, which then cures to form a seamless, protective membrane.
  • Ideal for irregular surfaces and intricate foundation designs.
  • Available through local services specializing in exterior foundation waterproofing near you.

Exterior Drainage Systems:

  • Complements foundation waterproofing by directing water away from the foundation.
  • Includes the installation of channels, pipes, and drainage materials to divert water to a safe distance.
  • Combined with waterproofing membranes for comprehensive protection against water damage.

Crawl Space Encapsulation:

  • Focuses on waterproofing the foundation in crawl spaces beneath homes.
  • Involves sealing the crawl space with a waterproofing membrane, preventing moisture and water from entering.
  • Effective for maintaining a dry and healthy environment, reducing the risk of mold and structural issues.

Spray Polyurethane Foam (SPF) Insulation:

  • Acts as both insulation and waterproofing for foundation walls.
  • Applied as a foam that adheres to the surface, providing insulation and creating a moisture-resistant barrier.
  • Suitable for various foundation types and offers a seamless protective layer.
  • Seek local professionals specializing in waterproofing foundation to ensure proper application and effectiveness.
Attic Insulation Contractors in Hempstead

How Does Foundation Waterproofing Work?

Home Insulation Services in Hempstead

Foundation waterproofing is a proactive measure aimed at preventing water damage to a building’s foundation. Typically, a foundation waterproofing membrane is applied to the exterior surfaces of the foundation walls. This membrane acts as a robust barrier, preventing water and moisture from penetrating into the foundation. By creating a watertight seal, foundation waterproofing helps safeguard the structural integrity of the building and reduces the risk of issues like mold growth and erosion.

Various methods, such as sheet membrane waterproofing or liquid applied coatings, can be employed based on the specific needs of the structure. Additionally, exterior drainage systems may complement these efforts by directing water away from the foundation. Overall, foundation waterproofing works by forming a protective shield that keeps water at bay, ensuring a dry and secure foundation for the long-term stability of the building.

Reasons to Get Foundation
Waterproofing From Experts

Foundation waterproofing is a critical task best left to experts due to their specialized knowledge and experience. Professionals understand the unique challenges posed by factors such as local climate, soil conditions, and building codes. Their expertise allows them to select and apply the most suitable waterproofing methods, such as utilizing advanced foundation waterproofing membranes or liquid coatings, tailored to the specific needs of the structure.

Moreover, getting foundation waterproofing from experts ensures precision and thoroughness. Professionals have the skills and tools to identify potential vulnerabilities and address them comprehensively. Their attention to detail minimizes the risk of oversights that could lead to water infiltration, ultimately protecting the building against long-term damage and ensuring the effectiveness of the waterproofing measures.

Trust Our Expertise for Comprehensive Foundation Waterproofing Solutions. Ensure Your Building’s Longevity Today!

Call (631) 980-1800 Now to Schedule a Free Assessment!

Attic Insulation Contractors in Hempstead

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Our Service Area Zip Codes
In Long Island NY

Brooklyn NY
Brooklyn, NY 11201
Brooklyn, NY 11204
Brooklyn, NY 11209
Brooklyn, NY 11215
Brooklyn, NY 11217
Brooklyn, NY 11218
Brooklyn, NY 11219
Brooklyn, NY 11223
Brooklyn, NY 11228
Brooklyn, NY 11229
Brooklyn, NY 11230
Brooklyn, NY 11231
Nassau County NY
Albertson, NY 11507
Atlantic Beach, NY 11509
Baldwin, NY 11510
Bayville, NY 11709
Bellmore, NY 11710
Bethpage, NY 11714
Carle Place, NY 11514
Cedarhurst, NY 11516
East Meadow, NY 11554
East Norwich, NY 11732
East Rockaway, NY 11518
Elmont, NY 11003
Farmingdale, NY 11735
Farmingdale, NY 11737
Floral Park, NY 11001
Floral Park, NY 11002
Franklin Square, NY
Franklin Square, 11010
Freeport, NY 11520
Garden City, NY 11530
Garden City, NY 11531
Garden City, NY 11599
Glen Cove, NY 11542
Glen Head, NY 11545
Glenwood Landing, NY 11547
Great Neck, NY 11020
Great Neck, NY 11021
Great Neck, NY 11022
Great Neck, NY 11023
Great Neck, NY 11024
Great Neck, NY 11026
Great Neck, NY 11027
Greenvale, NY 11548
Hempstead, NY 11549
Hempstead, NY 11550
Hempstead, NY 11551
Hewlett, NY 11557
Hicksville, NY 11801
Hicksville, NY 11802
Hicksville, NY 11815
Hicksville, NY 11819
Hicksville, NY 11854
Inwood, NY 11096
Island Park, NY 11558
Jericho, NY 11753
Jericho, NY 11853
Lawrence, NY 11559
Levittown, NY 11756
Locust Valley, NY 11560
Long Beach, NY 11561
Lynbrook, NY 11563
Malverne, NY 11565
Manhasset, NY 11030
Massapequa, NY 11758
Massapequa Park, NY 11762
Merrick, NY 11566
Mill Neck, NY 11765
Mineola, NY 11501
New Hyde Park, NY 11040
New Hyde Park, NY 11042
Oceanside, NY 11572
Old Bethpage, NY 11804
Old Westbury, NY 11568
Oyster Bay, NY 11771
Plainview, NY 11803
Point Lookout, NY 11569
Port Washington, NY 11050
Port Washington, NY 11051
Port Washington, NY 11052
Port Washington, NY 11053
Port Washington, NY 11054
Port Washington, NY 11055
Rockville Centre, NY 11570
Rockville Centre, NY 11571
Roosevelt, NY 11575
Roslyn, NY 11576
Roslyn Heights, NY 11577
Sea Cliff, NY 11579
Seaford, NY 11783
Syosset, NY 11773
Syosset, NY 11791
Uniondale, NY 11553
Uniondale, NY 11555
Uniondale, NY 11556
Valley Stream, NY 11580
Valley Stream, NY 11581
Valley Stream, NY 11582
Wantagh, NY 11793
West Hempstead, NY 11552
Westbury, NY 11590
Williston Park, NY 11596
Woodbury, NY 11797
Woodmere, NY 11598
Suffolk County NY
Amagansett, NY 11930
Amityville, NY 11701
Aquebogue, NY 11931
Babylon, NY 11702
Bay Shore, NY 11706
Bayport, NY 11705
Bellport, NY 11713
Blue Point, NY 11715
Bohemia, NY 11716
Brentwood, NY 11717
Bridgehampton, NY 11932
Brightwaters, NY 11718
Brookhaven, NY 11719
Calverton, NY 11933
Center Moriches, NY 11934
Centereach, NY 11720
Centerport, NY 11721
Central Islip, NY 11722
Cold Spring Harbor, NY 11724
Commack, NY 11725
Copiague, NY 11726
Coram, NY 11727
Cutchogue, NY 11935
Deer Park, NY 11729
East Hampton, NY 11937
East Islip, NY 11730
East Marion, NY 11939
East Moriches, NY 11940
East Northport, NY 11731
East Quogue, NY 11942
East Setauket, NY 11733
Eastport, NY 11941
Farmingville, NY 11738
Fishers Island, NY 6390
Great River, NY 11739
Greenlawn, NY 11740
Greenport, NY 11944
Hampton Bays, NY 11946
Hauppauge, NY 11788
Holbrook, NY 11741
Holtsville, NY 00501
Holtsville, NY 00544
Holtsville, NY 11742
Huntington, NY 11743
Huntington Station, NY 11746
Islandia, NY 11749
Islip, NY 11751
Islip Terrace, NY 11752
Jamesport, NY 11947
Kings Park, NY 11754
Lake Grove, NY 11755
Laurel, NY 11948
Lindenhurst, NY 11757
Manorville, NY 11949
Mastic, NY 11950
Mastic Beach, NY 11951
Mattituck, NY 11952
Medford, NY 11763
Melville, NY 11747
Melville, NY 11760
Melville, NY 11775
Middle Island, NY 11953
Miller Place, NY 11764
Montauk, NY 11954
Moriches, NY 11955
Mount Sinai, NY 11766
Nesconset, NY 11767
New Suffolk, NY 11956
North Babylon, NY 11703
Northport, NY 11768
Oakdale, NY 11769
Ocean Beach, NY 11770
Orient, NY 11957
Patchogue, NY 11772
Peconic, NY 11958
Port Jefferson, NY 11777
Port Jefferson Station, NY 11776
Quogue, NY 11959
Remsenburg, NY 11960
Ridge, NY 11961
Riverhead, NY 11901
Rocky Point, NY 11778
Ronkonkoma, NY 11779
Sag Harbor, NY 11963
Sagaponack, NY 11962
Saint James, NY 11780
Sayville, NY 11782
Selden, NY 11784
Shelter Island, NY 11964
Shelter Island Heights, NY 11965
Shirley, NY 11967
Shoreham, NY 11786
Smithtown, NY 11787
Sound Beach, NY 11789
South Jamesport, NY 11970
Southampton, NY 11968
Southampton, NY 11969
Southold, NY 11971
Speonk, NY 11972
Stony Brook, NY 11790
Stony Brook, NY 11794
Upton, NY 11973
Wading River, NY 11792
Wainscott, NY 11975
Water Mill, NY 11976
West Babylon, NY 11704
West Babylon, NY 11707
West Islip, NY 11795
West Sayville, NY 11796
Westhampton, NY 11977
Westhampton Beach, NY 11978
Wyandanch, NY 11798
Yaphank, NY 11980
Queens County NY
Addisleigh Park, NY 11433
Addisleigh Park, NY 11434
Arverne, NY 11692
Astoria, NY 11101
Astoria, NY 11102
Astoria, NY 11103
Astoria, NY 11104
Astoria, NY 11105
Astoria, NY 11106
Bayside, NY 11359
Bayside, NY 11360
Bayside, NY 11361
Bay Terrace, NY 11360
Beechhurst, NY 11357
Belle Harbor, NY 11694
Bellerose, NY 11426
Breezy Point, NY 11697
Briarwood, NY 11435
Broad Channel, NY 11693
Cambria Heights, NY 11411
Chinatown, NY 10013
College Point, NY 11356
Corona, NY 11368
Douglaston–Little Neck, NY 11362
Douglaston–Little Neck, NY 11363
East Elmhurst, NY 11369
East Elmhurst, NY 11370
East Elmhurst, NY 11371
Edgemere, NY 11690
Elmhurst, NY 11380
Far Rockaway, NY 11690
Far Rockaway, NY 11691
Far Rockaway, NY 11692
Far Rockaway, NY 11693
Far Rockaway, NY 11694
Far Rockaway, NY 11695
Far Rockaway, NY 11697
Floral Park, NY 11004
Floral Park, NY 11005
Flushing, NY 11374
Forest Hills, NY 11375
Fresh Meadows, NY 11365
Fresh Meadows, NY 11366
Fresh Pond, NY 11385
Glendale, NY 11385
Glen Oaks, NY 11004
Hollis, NY 11423
Howard Beach, NY 11414
Jackson Heights, NY 11372
Jamaica, NY 11411
Jamaica, NY 11412
Jamaica, NY 11413
Jamaica, NY 11414
Jamaica, NY 11415
Jamaica, NY 11416
Jamaica, NY 11417
Jamaica, NY 11418
Jamaica, NY 11419
Kew Gardens, NY 11415
Kew Gardens, NY 11418
Kew Gardens Hills, NY 11367
Laurelton, NY 11413
Long Island City, NY 11101
Long Island City, NY 11102
Long Island City, NY 11103
Long Island City, NY 11104
Long Island City, NY 11105
Long Island City, NY 11106
Long Island City, NY 11109
Middle Village, NY 11379
Neponsit, NY 11694
Ozone Park, NY 11416
Ozone Park, NY 11416
Pomonok, NY 11365
Queens Village, NY 11427
Queens Village, NY 11428
Queens Village, NY 11429
Rego Park, NY 11374
Richmond Hill, NY 11418
Ridgewood, NY 11385
Rochdale Village, NY 11434
Rockaway Beach, NY 11693
Rockaway Park, NY 11694
Rosedale, NY 11413
Rosedale, NY 11422
Roxbury, NY 12474
St. Albans, NY 11412
South Ozone Park, NY 11420
South Ozone Park, NY 11436
Springfield Gardens, NY 11413
Sunnyside, NY 11104
Whitestone, NY 11357
Woodhaven, NY 11421
Woodside, NY 11377