
Sikasil® WS-305 AM
Weatherproofing Sealant
Sikasil® WS-305 AM is a neutral curing silicone sealant with high movement capability and excellent adhesion to a wide range of substrates. It is particularly suited as a weather seal for curtain walls and windows.
- Fulfills ASTM C920 Type S, Grade NS, Class 50, Use M,G,A
- Outstanding UV and weathering resistance
- Adheres well to many substrates including concrete, glass, metals, coated and painted metals, plastics and wood.