General Info

Zavza Seal LLC is a trusted, locally owned waterproofing company and insulation contractor with locations in Brooklyn NY and Long Island NY. Our licensed and insured team specializes in basement waterproofing, insulation services, and more. From foundation and crawl space waterproofing to egress window installation and attic insulation, we offer a comprehensive range of services. Count on us for mold removal, water damage restoration, and repairs for basement, foundation, and crawl space cracks. We also provide attic, basement, and crawl space insulation, including batt insulation, fiberglass insulation, blown-in insulation, and spray foam insulation.