For backfilling of sealant and expansion joints in building waterproofing, as sanitary joints and concrete joints
Advantages:
In accordance to DIN 18540
Open cell polyurethane foam, very convenient to plug
Neutral towards sealing materials
Non water-repellent, therefore not recommended for window connection joints
Processing information
According to the requirements of DIN 18540, a sealant can only have a two-sided adhesion during processing. Any further adhesion may lead at underground movements to stress cracks and can danger the tightness of the joint. Therefore, the joint should be backfilled with a suitable material.