Primus M

Primus M is a ready to use polymer modified cementitious powder requiring the site addition of potable water to produce a high performance base coat for embedment of reinforcing mesh in the Dryvit Drysulation system. Learn more now. 


Primus M is a ready to use polymer modified cementitious powder requiring the site addition of potable water to produce a high performance base coat for embedment of reinforcing mesh in the Dryvit Drysulation system. The product has been formulated to have excellent workability and open time properties and is available in grey and white cement versions.

As a base coat for the embedment of reinforcing mesh on Dryvit Standard and LL Square Edge EPS insulation as part of the Dryvit Drysulation system.

Why use Primus M: 

  • Polymer modified: Excellent adhesion to EPS
  • Hydrophobic additives: No primer required
  • One part product: Just measure water, add and mix
  • Special filler blend: Excellent trowelling properties