Sure Klean Weather Seal Siloxane PD is our best water repellent for brick. It will penetrate into the brick and mortar, leaving no film, sheen or shine. It's also breatheable, so if moisture comes in behind the brick, the Siloxane PD will let it breathe out.
Please follow application instructions on our Product Data Sheet.
Additional questions? Call us at 1-800-255-4255. We're here to answer your calls Monday-Friday, 8 a.m.-5 p.m., Central Standard Time.