SITREN AirVoid® 370

SITREN AirVoid® 370 is a highly effective powder defoamer based on polyether supported on inorganic carrier.

Typical Applications

SITREN AirVoid® 370 prevents foam formation and/or reliably destroys foam. It can be used in a variety of drymix mortar applications such as
  • Self-levelling mortars (SLU/SLO)
  • Skim coats
  • Screeds
  • Tile grout mortars
  • Machine grout mortars
  • Trowelling compounds
  • Repair mortars
  • Waterproofing membranes

SITREN AirVoid® 370 is highly recommended for both cementitious and gypsum based dry mix mortars.

Benefits at a glance

SITREN AirVoid® 370 provides the following benefits
  • Fast and long lasting defoaming performance
  • Free flowing powder with limited dust release
  • Excellent long-term stability in dry mortar formulations
  • Improves surface appearance of levelling compounds by reduction of pinholes and cratering
  • Enhanced flow and levelling properties
  • No impact on set time
  • Very low contribution to VOC (volatile organic compound) – meets the most stringent emission requirements customary in the industry

Further information is available on request.

Markets & Applications