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Fire Stop Block

Product Description

  • 2 Hour Fire Rated
  • Available in 1 metre lengths to allow cutting to suit
  • Alternative to fire pillows
  • Red coating provides easy recognition
  • Easy to add and remove
  • Square edges are easy to stack
  • No overlapping required - lower cost
  • Can be installed from one side
  • 150mm length can provide a clean wall solution
  • Compressible material for simpler installation
  • Only min. 10% compression required

TENMAT’s Firefly 108 Fire Stop Block is a unique, compressible and fully intumescent alternative to fire pillows / intumescent pillows. The Fire Stop Block can be supplied in up to 1 metre lengths and can be cut to size on site. This ensures maximum flexibility and minimum wastage compared to traditional fire pillows. The material can be installed within and around various electrical penetrations and provides up to 120 minutes fire rating.


Concrete, Blockwork or Brick Walls.

Suitable for use with:

Cable Tray, Trunking & Basket

Typical Usage

150x50mm = 0.3 lengths
100x100mm = 0.3 - 0.4 lengths
150x150mm = 0.75 - 0.9 lengths

Fire Testing

Tested to BS EN 1366-3:2009 for up to 120 minutes

Test Report No: IF11059B Chiltern Int. Fire

EI120 on up to 100x100mm PVC Trunking

EI120 on up to 150x150mm Steel Trunking

Up to EI120 on Cable Baskets with various Cables

PFPFSB Firefly 108 Fire Stop Block 30 x 150 x 1000mm 1

Shawston London

Units G & H, Hillbottom Road, Sands Industrial Estate, High Wycombe, Bucks HP12 4HS

  • Tel: 01494 460 910
  • Fax: 01494 522 573

Shawston Birmingham

Bay 1, Block D, The Bescot Estate, Woden Road West, Wednesbury
West Midlands WS10 7SG

  • Tel: 0121 556 3400
  • Fax: 0121  506 4669

Shawston Manchester

Great Norbury Street, Hyde,
Cheshire SK14 1BW

  • Tel: 0161 368 4545
  • Fax: 0161 367 8114

Shawston Glasgow

Block 1 Unit 4, Annick Industrial Estate, 31 Sandilands Street, Shettleston, Glasgow G32 OHT

  • Tel: 0141 778 6975
  • Fax: 0141 778 6264

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