Should I seal my new Indian sandstone patio?
You do not need to seal sandstone outside but this is your choice. … There are specialist algaecides, bleaches, rust removers, oil removers etc available on the market designed for natural stone patios and even if you seal a sandstone patio, algae and mildew will still form, as it will on any surface, just like glass.
How long will Indian sandstone last?
Indian sandstone paving can have a very long lifespan if installed and maintained properly. With a cheap installer and poor care you can expect 2 – 10 years from your paving. With a solid base and repointing every few years you can in theory get 30 – 50 years from your paving or perhaps more.
How often should you seal sandstone?
If it takes 5 – 10 minutes for the water to absorb, you should still apply several coats of sealant, but you can reapply every 3 – 5 years. If it takes 30 minutes or more, your countertops are well sealed and you don’t need to do anything!
Should I seal my stone patio?
To help keep a natural stone patio protected during the warm months, investing in sealing now is a worthwhile endeavor. While the best time to seal is right after installation, most natural stone patios need to be sealed every three to four years (with some exceptions to this).
How long after laying a patio can you seal it?
Sealing isn’t recommended until at least 8-12 weeks after the paving has been installed. The reason for this is something know as efflorescence – this is a white, powdery calcium-based substance that can be present in some slabs.