Damp patches are more than what you see. This is because water damage often surfaces too late. Leakage follows the path of least resistance through porous brickwork, concrete, and weak structural joints. As one of the most reliable waterproofing contractors in Brooklyn, we waterproof structures from the foundation through the roof, across interiors and exteriors of buildings.
Unique topography and a high-water table in Brooklyn lead to hydrostatic pressure. Our experts seal porous concrete walls against moisture. We also do basement waterproofing and foundation waterproofing to ensure complete protection. If needed, we use French drains and heavy-duty sump pumps for brownstones and commercial structures with active water intrusion.
Our approach seals cracks and reinforces the structure to secure load-bearing walls. We use high-performance exterior waterproofing barriers on brickwork and stone, and waterproof concrete with a specialized coating. Our treatments prevent freeze-thaw cracking while remaining breathable.
Flat roofs face coastal storms, which makes water pooling a constant problem in Brooklyn. Industry-leading membrane systems and liquid-applied coatings provide comprehensive roof waterproofing to prevent leaks.
From retail storefronts to sprawling industrial warehouses, our commercial waterproofing division delivers durable protection in compliance with NYC building codes. 5 Boro Construction Services’ multi-layered moisture barriers handle structural stress and have made us the waterproofing company Brooklyn property managers trust.
Our extensive experience and roof-to-foundation waterproofing expertise yield a seamless finish, extending the lifespan of the structure. We also provide proactive leak prevention inspections to isolate failing flashing, degraded seals, and hidden entry points. You can request regular inspections and preventive repairs to save money and your assets from water damage and emergency fixes.
We install region-specific waterproofing systems across Brooklyn, matching the neighborhood’s specific architectural styles. For instance, Downtown Brooklyn & Brooklyn Heights require specialized vault and subsurface waterproofing for high-density commercial spaces and historic townhouses. Whereas, Williamsburg & Greenpoint buildings need advanced roofing membranes and exterior coatings for industrial lofts and multi-family complexes. Park Slope & Carroll Gardens need deep foundation sealing and frequent crack repairs. In Bedford-Stuyvesant & Crown Heights, our basement drainage tracking and exterior brick pointing help protect brownstones. Flatbush & Midwood property managers contact us for basement waterproofing and custom sump pump installations to combat high local water tables.
Historic brownstones are highly porous brick masonry that easily absorbs water. These require breathable, specialized exterior coatings and expert brick pointing.
Color and peels can be damaged under moisture pressure. Waterproof coatings are elastomer-based liquid membranes that expand and contract with temperature shifts, creating a thick, rubberized barrier that actively seals pores and hairline fractures.
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