Fire & Flue Cements
KOS Flue Cement

- Jointing and sealing compound for internal flue pipes/bricks
- Heat resistant to +1,250°C
- Tested to BS EN 1857
- For Class A1 flue liners and gas fire systems
- Ideal for use with concrete, brick and stone
- When heated sets to form a hard smoke and gas tight joint
Applications
Designed as a jointing and repair compound for flue blocks and fire bricks.
Can also be used as a general purpose fire cement where direct flame contact occurs.
Product Code | Colour | Cartridge Size | Unit Qty |
Pack Qty |
---|---|---|---|---|
238-512-005 | Buff | C3 | 1 | 12 |
KOS Fire Cement

- A premium quality ready mixed fire cement
- Cures when exposed to heat, resulting in a hard mortar which is resistant to temperatures up to 1,250°C
- Interior use only
- Water based product/water clean up
Applications
Seals and repairs wherever smoke, heat or fumes are escaping from fires, fire bricks, cookers, stoves or ranges.
Also sealing and jointing internal flue pipes, specifically between appliance and flue.
Product Code | Colour | Size | Unit Qty |
Pack Qty |
---|---|---|---|---|
238-512-100 | Black | C3 cartridge | 1 | 12 |
238-512-105 | Black | 500mg Tub | 1 | 24 |
238-512-110 | Black | 1kg Tub | 1 | 12 |
238-512-115 | Black | 2kg Tub | 1 | 6 |
KOS Fire Cement

- A premium quality ready mixed fire cement
- Cures when exposed to heat, resulting in a hard mortar which is resistant to temperatures up to 1,250°C
- Interior use only
- Water based product/water clean up
Applications
Seals and repairs wherever smoke, heat or fumes are escaping from fires, fire bricks, cookers, stoves or ranges.
Also sealing and jointing internal flue pipes, specifically between appliance and flue.
Product Code | Colour | Size | Unit Qty |
Pack Qty |
---|---|---|---|---|
238-512-025 | Buff | 500g | 1 | 18 |
238-512-030 | Buff | 1kg | 1 | 12 |
238-512-035 | Buff | 2kg | 1 | 6 |