Expansion Joint Sealing

Professional Expansion Joint Sealing Services


NLG Construction, Inc. offers expert expansion joint sealing services designed to protect your infrastructure from environmental factors and prevent costly damage. Our team uses top-quality materials and advanced techniques to provide durable, long-lasting seals that accommodate movement while maintaining structural integrity. Whether it's for parking lots, roadways, or building foundations, we ensure that every expansion joint is properly sealed to prevent water intrusion, debris buildup, and deterioration. Our commitment to precision and safety guarantees reliable performance for your property’s long-term resilience. Protect your infrastructure with expert expansion joint sealing. Contact NLG Construction, Inc. today to schedule a consultation and ensure your property remains secure and well-maintained for years to come.

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Concrete Expansion Joint Sealing

Concrete naturally expands and contracts with temperature changes, moisture, and heavy loads. Without proper joint protection, these movements can cause cracking, water intrusion, and premature deterioration. Our Concrete Expansion Joint Sealing services safeguard your slabs, pavements, and structural elements by providing long-lasting flexibility and protection.


What We Do

  • Joint Cleaning & Prep – Removing dirt, debris, and old sealant to ensure proper adhesion.
  • Sealant Application – Installing high-performance, flexible sealants designed to withstand movement, chemicals, and weather exposure.
  • Moisture Protection – Preventing water and contaminants from seeping into joints, protecting reinforcement and subgrade.
  • Traffic & Load Resistance – Using durable sealants suitable for heavy equipment, vehicle traffic, and industrial environments.


Why It Matters

  • Prevents Cracking & Spalling – Reduces stress on concrete caused by expansion and contraction.
  • Process Water Containment-Helps prevent leaks outside secondary containment  
  • Extends Service Life – Protects against moisture damage and costly structural repairs.
  • Improves Safety – Eliminates trip hazards and uneven surfaces around failed joints.
  • Clean, Professional Finish – Maintains the appearance and functionality of your concrete surfaces.