Tightseal Construction (Remedial Membranes Bronx, NY) is one of the leading caulking, waterproofing, and fire stopping specialists in New York, New Jersey, and Connecticut. Delivering superior results for caulking and waterproofing at a competitive price and are willing to take on any job, no matter how big or how small. They are a full service contracting firm specializing in exterior restoration as well as remedial waterproofing, sealants, and coatings covering all division (7) work.