The Sika Sikasil-825 Portland Stone Silicone Sealant is a high-performance solution designed for versatile sealing needs. With its low modulus, neutral curing formula, this sealant accommodates expansion and movement, making it ideal for use in expansion joints and perimeter pointing around all types of window and door frames.

It bonds excellently without the need for primers, adhering securely to substrates such as glass, aluminium, PVC, stone, brick, and concrete. The durable, filled alkoxy curing system ensures long-lasting and resilient seals, while its compliance with ISO 11600 Class F25LM and G25LM standards guarantees reliable performance. Whether it's for new construction or repairs, this silicone sealant promises excellent adhesion and flexibility for a variety of applications.

• Size: 380ml cartridge, suitable for professional applications
• Low modulus for permanent flexibility and movement accommodation
• Bonds to glass, aluminium, PVC, stone, brick, and concrete effectively
• Primerless adhesion simplifies application on most substrates
• Ideal for expansion joints and perimeter pointing around frames
• Durable alkoxy curing system ensures long-lasting seals
• Conforms to ISO 11600 Class F25LM and G25LM standards
• Suitable for both indoor and outdoor applications