ARDEX AF 2525 - Heavy Duty Adhesive - Two Component

Airing Time
The time the adhesive must be left open before applying the floorcovering.
Between 0-5 minutes*

Working Time
The time in which the adhesive can receive the floorcovering, after the initial airing time.
Up to 70 minutes*

Open Time
The combination of airing and working time.
Up to 75 minutes*

*depending on the absorbency of the subfloor
and ambient conditions, (20°C & 65% RH).