Foster 32-19 Duct-Fas is a fire resistant duct sealant that forms a durable seal against air leakage. It comes in 420g cartridges (20/box) and 4L buckets.
- Set to touch in 1 hour and completely dry through in 16 hours at 23°C
- Fire and UV resistant, it’s suitable for indoor and outdoor use
- Creates a flexible, airtight seal that won’t slump at high temperatures
- Designed for easy application and clean break-off
Foster duct sealant – quick reference
You can browse our full range of sealants and adhesives here.