Description

ROCKWOOL High Expansion Intumescent Sealant is a water-based acrylic sealant containing graphite, making it the perfect solution to sealing various penetrations.  Fire stopping of combustible services is ensured once the sealant reaches temperatures of 135°C and above, where it will expand and close any voids formed, to stop the passage of smoke and fire.

Product Features

• Assured protection – ROCKWOOL High Expansion Intumescent Sealant offers up to 4 hours of fire resistance for a range of combustible pipes, metal pipes, cables and other permanent services.
• Versatile – this sealant can be used to protect various permanent services, such as single cables, bunches and insulated pipes.
• All-around suitability – appropriate for LUL surfaces and sub surface premises but must be installed in accordance to ROCKWOOL guidelines.
• Low maintenance – this High Expansion Intumescent Sealant requires no ancillaries, which makes it a cost-effective solution to fire protection.
• Storage Shelf life: up to 18 months when stored in accordance with instructions
• Application temperature: 5 to 35ºC
• Fire resistance: up to 4 hours