Kastar 286 is a grey fire retardant acrylic mastic. Tested on various widths of joints giving 1-4 hours of fire resistance. Used for perimeter pointing and sealing of fire-rated structures etc. Joint movement capability of + or – 25%. kastar286 Intumescent sealant is a white sealant for indoor joints where a fire retardant seal is required to prevent the passage of fire and smoke. Joint movement capability of + or – 12.5%.

Features & Benefits

Paintable

Silicone-free

Seals small openings quickly

Easy to clean with water

Fast, simple application and clean-up

Fire Resistant for up to 4 hours

Application Areas

Designed to make installation quicker and easier Tested for fire stopping of single cables, cable bundles, and conduits Smoke-tight sealant Can be applied to concrete, masonry, or gypsum Acoustically tested according to ISO 10140 Applications Single cables and cable bundles Conduits.

Restrictions

Damp or humid conditions will significantly extend the cure time.

Do not apply below 5°C

Storage and shelf life

The shelf life is 12 months if stored in unopened-original package in a dry place at temperatures between+5°C and +25°C

Safety & Disposal

Bears no imminent risk to health. Check MSDS guidelines for disposal and further information concerning safety