SIKAFLEX 221 MULTI PURPOSE POLYURETHANE SEALANT

Product advantages:
deformability 25%
bubble-free hardening system
low substrate loads on the train
exert important processing properties
without stretching, short glue application finish
easy to level
good grip range
resistant to aging and weather conditions
high resistance to further tearing

Areas of application:
Particularly suitable for use around windows. The sealant is characterized by a low load on the train to the substrate, making it particularly suitable for low-strength building materials such as plaster or mortar.
Further applications: Connection of joints in building constructions, in windows and doors, shutters, in windows / window sills, etc. working joints, on balcony railings, waterproofing in wooden or metal construction.

Unsuitable for: The sealant is not suitable for sealing glass, in floor joints, in joints under permanent water influence. It is also not suitable for asphalt substrates or other fats or substrates that release emollients such as EPDM or natural rubber.