FAQs

A chemical grout injection is a form of permeation grouting. The purpose is to control water migration. If you need chemical grout injection services, be sure to call LJS Waterproofing, LLC today!

We have over 30 years of combined experience and are the professionals New York City and Washington, D.C. trust. We are licensed, bonded, and insured, and we provide free consultations. For soil stabilization and more, call us today!

We specialize in all areas of work where water infiltration may be an issue. This includes acrylate injection, moisture barriers, leaking tiebacks, leaking conduits, box culverts, tunnels, and manholes. We also do masonry and work on water repellents, curtain wall grouting, parking garages, leaking dams, pipe penetrations, and slab stabilization projects. Utility vaults, leaking elevator pits, pressure grouting, and chemical grout injection are jobs we complete as well.

Should you need soil stabilization, void filling, epoxy injection, epoxy floor coverings, work on sea walls/retaining walls, locks, and dams, or spalled concrete repair and concrete raising, we can help.

We provide a one-year warranty for all our services. For soil stabilization or void filling, call us today!

There are a variety of waterproof membranes available, and we will help you choose the right one. Depending on your needs and factors such as surface area, budget, UV resistance, and chemical stability, the application method we use may vary. For work on sea walls or soil stabilization, give us a call today!