MAPEI Ultralite Mortar Zero

Zero impact on the climate, all the quality of MAPEI

Smooth, creamy consistency

Very high yield



This carbon-neutral adhesive for installing ceramic tiles is entirely offset through renewable energy and reforestation projects. It’s not only strong and durable, but also contributes to the well-being of the environment, the planet and the future. Now you can choose to live with ZERO impact on climate change!*

* For MAPEI, “zero impact on climate change” means that CO2 emissions measured throughout the life cycle of MAPEI Ultralite Mortar Zero in 2023 using Life Cycle Assessment (LCA) methodology, verified and certified with EPDs, have been offset through the acquisition of certified carbon credits in support of renewable energy and forestry protection projects: A commitment to the planet, to people and to biodiversity. For more details on how emissions are calculated and on climate mitigation projects financed through certified carbon credits, visit the Webpage

MAPEI Ultralite Mortar Zero

Premium, CO2-Neutral, Lightweight Mortar with Polymer for Large and Heavy Tile

MAPEI Ultralite Mortar Zero is a premium-grade, lightweight, single-component mortar for large-and-heavy-tile and non-sag applications, and that can also be used for thin-set mortar installations. This high-performance, polymer-modified mortar features a very low emission of volatile organic compounds and includes an offset of greenhouse gas emissions. It is formulated with Easy Glide Technology for ease of application, and with BioBlock technology for mold and mildew resistance. MAPEI Ultralite Mortar Zero utilizes Ultralite Technology for twice the coverage of a standard thin-set mortar per pound/kg and contains more than 20% recycled content.


  • CO2-neutral, with zero impact on climate change
  • Certified offsetting of residual greenhouse gas emissions, totally compensated by purchasing environmental credits certified for saving our planet


  • Polymer-enriched for high performance and deformability
  • Non-sag formula for large and heavy tile/stone
  • Nonslump for large and heavy tile/stone in floor applications
  • A 25-lb. (11.3-kg) bag provides the same coverage as a 50-lb. (22.7-kg) bag of a standard polymer-modified mortar.
  • Smooth and creamy consistency
  • No silica sand added*
  • Suitable for submerged applications like pools, spas and water features
  • Suitable for installations of opaque glass tile 3' x 3" (0.91 m x 7.5 cm) and smaller
  • For thicker bond coats from 3/32" to 1/2" (2.5 to 12 mm)

* Does not contain intentionally added crystalline silica. Trace amounts exist in cement and other ingredients, which will be listed on the Safety Data Sheet.

Related documentation

Technical Data Sheet
Safety Data Sheet
Volatile Organic Compound

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MAPEI Ultralite Mortar Zero is part of the lines:

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