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CERESIT CM 12

ELASTIC FLOOR

  • Flexible floor adhesive with plastic consistency
  • Suitable for wet areas
  • For use on underfloor heating
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Features and benefits

Flow bed tile adhesive for indoor & outdoor floor application of gres tiles, suitable for underfloor heating.

Properties

Description

CERESIT® CM 12 adhesive mortar is designed for laying gres and other ceramic, cement and natural stone tiles (colour-fast), indoors and outdoors. CM 12 mortar can be used in areas exposed to water penetration and on areas that have underfloor heating. CM 12 adhesive mortar can be applied on even, load-bearing and compact substrates, free of any adherence-reducing substances (grease, bitumen, dust). Available pack size: 25 kg.

Documents and downloads

How to use

CERESIT Tiling CE60 LP Instructions Illustration Step 1

SUBSTRATE PREPARATION FOR APPLICATION OF CERESIT CM 12

Make sure the applied substrate is dry before applying CERESIT CM 12. Any existing dirt, loose layers and paint coating with low strength must be mechanically removed. Absorbent substrates must be primed with CT 17 and left to dry for at least 2 hours. Surface unevenness up to 5 mm can be filled on the previous day with CM 12.

CERESIT Tiling CE60 LP Instructions Illustration Step 2

MIXING OF CERESIT CM 12

Mix CERESIT CM 12 (25kg) with the indicated amount of clean water (according to the technical data) using a drill with a mixer until it forms a homogeneous mixture, free of lumps. Leave for 5 minutes and then stir the mix again. If necessary, add a small amount of water and stir once more. 

CERESIT Tiling CE60 LP Instructions Illustration Step 3

APPLICATION OF CERESIT CM 12

Spread the CERESIT CM 12 mortar on the substrate with a notched trowel. For indoor wall application, the mortar coverage on the tiles backside should be minimum 65%. When tiles are exposed to permanent moisture and freezing, the combined (floating-buttering) method shall be used. Tiles should be laid during the open time of CM 12. 

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Frequently asked questions