Does Exterior Stone need to be Sealed?
This project is part of a $30 million project completed in 2002 in Western Montana. The architect specified HMK S39 Silane Impregnator, but the sealer was only used near each joint as a way to protect the stone from the urethane caulk joints, and any smearing or residue. No impregnator was applied to the face…
Sealing Stone over Previous Sealers – Yes You Can
We often get questions something like this: “I need to re-seal my granite countertops, but I don’t know what sealer (if any) my installer used. Can you help?” The short answer is usually YES, with the following caveat; make sure the stone does not have a topical sealer first (and read below for another qualifier).…