The Geocel Dowsil Firestop 400 in White is a premium-grade, fire-resistant sealant that provides a robust and durable barrier against fire, smoke and toxic fumes. This 380ml product is meticulously designed for sealing gaps and joints where fire resistance is needed. It can be easily applied with a standard mastic gun and adheres to a wide variety of surfaces including masonry, concrete, steel, and plasterboard. The sealant boasts excellent adhesion properties even in moist conditions and maintains its integrity over time.

Brand Name	Geocel
Certifications Met	Fire-resistant up to 4 hours
Colour	White
Protects From	fire, smoke and toxic fumes
Type	Fire and Smoke Sealant
Waterproof	Waterproof once dried
Application Surface	masonry, metal, plaster, wood
Size	380 milliliters
Drying Time	standard drying time
Indoor/Outdoor Use	interior and exterior
Paintable	Can be painted over
Special Features	Mould-resistant, crack-resistant, fire-resistant
Surface Preparation	No primer required for most surfaces.

The Geocel Dowsil Firestop 400 in White is a premium-grade, fire-resistant sealant that provides a robust and durable barrier against fire, smoke and toxic fumes. This 380ml product is meticulously designed for sealing gaps and joints where fire resistance is needed. It can be easily applied with a standard mastic gun and adheres to a wide variety of surfaces including masonry, concrete, steel, and plasterboard. The sealant boasts excellent adhesion properties even in moist conditions and maintains its integrity over time.

Brand Name	Geocel
Certifications Met	Fire-resistant up to 4 hours
Colour	White
Protects From	fire, smoke and toxic fumes
Type	Fire and Smoke Sealant
Waterproof	Waterproof once dried
Application Surface	masonry, metal, plaster, wood
Size	380 milliliters
Drying Time	standard drying time
Indoor/Outdoor Use	interior and exterior
Paintable	Can be painted over
Special Features	Mould-resistant, crack-resistant, fire-resistant
Surface Preparation	No primer required for most surfaces.

The Geocel Dowsil Firestop 400 in White is a premium-grade, fire-resistant sealant that provides a robust and durable barrier against fire, smoke and toxic fumes. This 380ml product is meticulously designed for sealing gaps and joints where fire resistance is needed. It can be easily applied with a standard mastic gun and adheres to a wide variety of surfaces including masonry, concrete, steel, and plasterboard. The sealant boasts excellent adhesion properties even in moist conditions and maintains its integrity over time.

Brand Name	Geocel
Certifications Met	Fire-resistant up to 4 hours
Colour	White
Protects From	fire, smoke and toxic fumes
Type	Fire and Smoke Sealant
Waterproof	Waterproof once dried
Application Surface	masonry, metal, plaster, wood
Size	380 milliliters
Drying Time	standard drying time
Indoor/Outdoor Use	interior and exterior
Paintable	Can be painted over
Special Features	Mould-resistant, crack-resistant, fire-resistant
Surface Preparation	No primer required for most surfaces.