Mapei Ultraplan Lite Lightweight Self-Leveling Underlayment resealer AC4-rated for heavy residential traffic

AC4-rated for heavy residential traffic

It installs like a second thermostat but takes its signal from your existing DITRA-HEAT thermostat — one control point

so you can use it anywhere in the home without worrying about what happens if water gets on it

better visibility

Mapei Ultraplan Lite Lightweight Self-Leveling Underlayment resealer AC4-rated for heavy residential trafficSetting tile? Ultraplan Lite Lightweight Self Leveling Underlayment is the thinset that goes between your tile and the substrate. Lightweight formula covers more square feet per bag and is easier on your back during install. Same coverage you'd expect from a standard thinset, less weight per pound to carry up stairs.