Ezarri recommends epoxy grouts, which require less maintenance, last longer and suffer less deterioration
How Does Epoxy Grout Differ from Cement Grout?
A Fearless Approach to Epoxy Grout - Fine Homebuilding
Why Use Epoxy Grout for Your Tile Work │Strictly Tile
EPOXY GROUTING
7 Types of Grout and How to Choose the Right One for the Job
Mosaic Tiles for Decoration Blog - Ezarri
Cleaning and Maintenance of the mosaic
Tile Grout Types - Archtoolbox
Pool Tile Grout for your Swimming Pool – Grout360
The Truth About Epoxy Grout, Benefits vs Drawbacks
Best Grout for Glass Tile: How to Pick the Right Grout
How to choose tile grout for your pool
Marble or travertine tile grout: Why choose epoxy grout
Choosing The Best Tile Grout For Your Project - Ocean Mosaics