Rockwool High Expansion Intumescent Sealant 310ml

The Rockwool High Expansion Intumescent Sealant 310ml is a high-quality fire-resistant sealant specifically designed for sealing joints and service penetrations in fire-rated walls and floors. This Rockwool sealant expands when exposed to heat, providing a fire and smoke barrier, thus offering enhanced safety. It is perfect for professional builders as it can be easily applied with a standard cartridge gun.

• Fire-resistant up to 4 hours, ensuring maximum safety
• Expands when exposed to heat, creating an effective barrier
• Easy to apply using a standard cartridge gun
• Ideal for sealing joints and service penetrations
• Suitable for both walls and floors
• Provides smoke and acoustic barrier