Why not grout corners in showers?

Corners move slightly as the building and temperature change, so flexible silicone works better.

How often should silicone joints be replaced?

When you see cracks, gaps, or mildew that won't clean off.

Stone care glossary · Grout, tile & installation

Silicone caulk is a flexible sealant for joints where tile or stone meets another surface.

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Grout, tile & installation

Definition

It goes around tubs, counters, walls, and corners. It flexes with small movements and keeps water out, if the joint is cleaned and finished properly.

Why it matters

Failed caulk is a common cause of water damage around showers. Replacing it early costs less than the repair.

Common mistakes

Next steps

Stone problem

Stained, mouldy, or crumbling grout in showers and wet areas, cleaned or replaced, recaulked, and sealed to keep water out.

Service

Clean, regrout, recaulk, and reseal showers and tile.

Related terms

Grout is the material that fills the joints between tiles.

Efflorescence is a white, powdery salt deposit left when water moves through stone, masonry, or grout.

Grout sealer soaks into grout so it absorbs less water and dirt.

FAQ

Free quote

Send us a photo. We'll tell you whether it's etching, a stain, wear, or something structural, and quote the repair.

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