MAPEFLEX MS 45 bonds and seals the most widely-used building materials to dry and damp surfaces, even in the worst conditions. Elastic, paintable and rapid, MAPEFLEX MS 45 is available in white, 111 light grey, 113 dark grey, beige, brown and black.

Single product for elastic bonds and seals, High initial “sucker” effect for bonding on vertical surfaces and ceilings, High elasticity for sealing joints and cracks in walls and floors, Compatible with damp substrates during application, Paintable once hardened, Excellent resistance to ageing, Solvent-free, Odourless, Very low VOC emissions


Paintable hybrid sealant and adhesive with a high modulus of elasticity also for wet substrates, for movements up to 20%.


  • Single product for elastic bonds and seals
  • High initial “sucker” effect for bonding on vertical surfaces and ceilings
  • High elasticity for sealing joints and cracks in walls and floors
  • Compatible with damp substrates during application


Movement in service: 20%.
Modulus of elasticity at 100% elongation: 0.66 N/mm².
Shore A hardness: 36.
Workability time: 30’ (+23°C, 50% R.H.).
Colours: white, 113 grey, brown, black.
EMICODE: EC1 R Plus - very low emission.
Certification: certificate for contact with drinking water.
Application: extrusion gun.
Consumption: 3.0 linear metres per 300 ml cartridge (10x10 mm section).
Packaging: 300 ml cartridge

Related documentation

Technical data sheet

Product documentation

Manuals, Selection chart, Brochure

Guide for the Installation of Ceramic Materials

Last Projects MAPEFLEX MS 45

Keep in touch

Subscribe to our newsletter to get Mapei news