- Intumescent Letter Box Kit
- Part Number : ILB1
- 265mm Size
- Ideal For Use With Fire Rated Doors
- Maintains The Performance & Integrity Of Fire Rated Doors By Using Intumescent Materials
- Tested In Accordance To BS476 Parts 20/22: 1987
- Will Provide Fire Resistance For More Than 30 Minutes
- Silver Finish
Intumescent Letter Box Kit - 265mm Size
The ILB1 is a 265mm sized intumescent letter box kit ideal for use with fire rated doors.
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