The neutral pure silicone sealant ideal for natural stone. Solvent-free and mould-proof.

Neutral silicone mould-resistant sealant with BioBlock® technology for stone for movements up to 25%.


  • Does not stain, ideal for sealing stone
  • Mould-resistant (BioBlock® technology)
  • Seals remain stable over the years
  • Solvent-free, odourless
  • Wide range of certification
  • Suitable for external facades
  • High bond strength
  • Wide range of colours

Movement in service: 25%.
Modulus of elasticity at 100% elongation: 0.35 N/mm².
Shore A hardness: 21.
Workability time: 15 minutes.
Colours: transparent, 100 white, 110 grey, 111 grey,112 grey, 113 cement grey, 114 grey, 120 black, 130 jasmine and 132 beige (see “MAPEI Coloured Grouts”).
EMICODE: EC1 Plus - very low emission.
Application: extrusion gun.
Consumption: 3.1 linear metres per 310 ml cartridge (10x10 mm section).
Packaging: 310 ml cartridges.

Related documentation

Technical data sheet
Safety Data Sheet

Color Palette

100 White
110 Manhattan 2000
111 Silver Grey
112 Medium Grey

Product documentation

Manuals, Selection chart, Brochure

Guide for the Installation of Ceramic Materials

Last Projects MAPESIL LM

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