Tile Setter Red Seal Certification

Cement board, backer board, subfloor requirements, deflection standards, flatness tolerances, and self-leveling compounds.

Standard thinset, modified thinset, mastic adhesive, epoxy, open time, back-buttering, and mortar coverage requirements.

Shower pan membranes, Kerdi systems, uncoupling membranes, crack isolation, and waterproofing requirements for wet areas.

Center-balanced layouts, running bond, herringbone, diagonal patterns, chalk lines, and large format tile offset rules.

Sanded vs unsanded grout, epoxy grout, grout timing, haze removal, sealing, grout bags, and joint width requirements.

Shower floor slope, linear drains, curbless showers, niches, edge finishing, and wet area best practices.

Wet saws, tile nippers, angle grinders, manual cutters, leveling systems, floats, and specialty tools.

Mud beds, dry pack mortar, float coats, metal lath reinforcement, thin-bed vs medium-bed methods.

PPE, silicosis prevention, ANSI A108, TCNA Handbook, warranties, documentation, and tile maintenance.