Waterproofing on the outside safe on the inside





Applicators of GMXW.R. Grace, Polyguard, Henry, J-Drain products, Tremco,Carlisle, Karnak, NeoGard & Thoroseal.


Termite Treatment

We use Baseline Termiticide, manufactured by FMC Corporation.  Click here for more information.

Our experience in residential and commercial soil treatment includes work on commercial projects, single-family homes, and multi-family homes.

Why Potomac Waterproofing?


We offer a full warranty on all soil treatment services


25 years experience


45,000,000 square feet of HUD Certified projects completed to date


Certified by the EPA and Virginia Dept. of Agriculture


Next day response on all soil treatment services


Licensed to work in Maryland, Virginia, West Virginia, and Washington DC.


We are among only a select few in the Mid Atlantic Region, who have earned the distinction as member's of the Air Barrier Association of America.