Mapei Novoplan SP Self-Leveling Underlayment Floor Protector and anywhere you need a

and anywhere you need a floor that won't shift

Pro Tip: Carpet padding matters as much as the carpet itself

you'll need the KERDI-BOARD-ZS-S fine thread screws instead (for metal framing)

KERDI-LINE comes in 4" length increments from 20" to 72" — pick the length closest to your shower width minus 2" (to leave clearance from the walls) rather than going wall-to-wall

Expansion joints should never be bridged with setting material

Mapei Novoplan SP Self-Leveling Underlayment Floor Protector and anywhere you need aSubfloor isn't flat? Novoplan SP Self Leveling Underlayment pours out and self levels so your finished floor sits where it should.