Teroson SI 34 is a transparent, moisture-cured, gun-grade, solvent-free sealant based on neutral curing silicone rubber. It is used for sealing aluminum, steel and rigid PVC parapet elements, expansion and butt joints, rigid PVC frame constructions and ventilation systems, acrylic glass constructions, machine and apparatus construction, sealing steel to steel, as well as in the vehicle industry. Teroson SI 34 is a transparent, moisture-cured, gun-grade, solvent-free sealant based on neutral curing silicone rubber. It is used for sealing aluminum, steel and rigid PVC parapet elements, expansion and butt joints, rigid PVC frame constructions and ventilation systems, acrylic glass constructions, machine and apparatus construction, sealing steel to steel, as well as in the vehicle industry. Teroson SI 34Gun-grade, solvent-free sealant based on neutral curing silicone rubber. It is used for sealing aluminum, steel and rigid PVC parapet elements. Teroson SI 34 is a transparent, moisture-cured, gun-grade, solvent-free sealant based on neutral curing silicone rubber. It is used for sealing aluminum, steel and rigid PVC parapet elements, expansion and butt joints, rigid PVC frame constructions and ventilation systems, acrylic glass constructions, machine and apparatus construction, sealing steel to steel, as well as in the vehicle industry.