FireStop expansion joint foam filler is a non-fibrous sponge making an ideal fire barrier. It is an economical seal between building elements where minimal movement is expected and is available in 1 and 2 hour rating.Contact Us
FireStop is a flexible fire rated expansion joint foam filler made from a non-toxic sponge impregnated with a fire material, it does not absorb moisture or chemicals nor does it require special clothing or gloves while installing.
FireStop is only affected by fire once a temperature of 200°C is reached, when it will start to expand maintaining the fire integrity of the void or opening it is protecting.
Tested to BS 476 Parts 20/22 up to 2 hours
All available in 1 metre lengths
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|Depth in wall||Thickness||Gap Size|
|40mm||10mm||2mm - 10mm|
|40mm||15mm||5mm - 15mm|
|40mm||20mm||10mm - 20mm|
|40mm||25mm||15mm - 25mm|
|40mm||30mm||20mm - 30mm|
|40mm||40mm||30mm - 40mm|
|40mm||50mm||40mm - 50mm|
|40mm||60mm||50mm - 60mm|
Our technical data sheet includes: Ingredients, Physical & Safety Data, Labelling and Conveyance, Protective Measures, Measures in Case of Accidents / Fire, Toxicity & Health, Ecology and Further Information.