Answer
May 29, 2021 - 08:06 AM
Absolutely not. This is for unsealed cement and masonry only. If the material is already covered or sealed, then it is not porous enough to accept an additional sealer.
Can the GBS concrete sealer be used on a ceramic material that has one layer of a stain and seal already? SAMPLE - Green Building Supply, Penetrating Concrete Sealer Concrete & Masonry Sealers
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Open May 29, 2021 - 01:16 AM
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