PyroPro® LST Sealant

PyroPro® LST Fire Resistant Sealant is a water based, acrylic, ablative sealant used to reinstate the fire resistance of wall and floor constructions in linear gap seals and where apertures are penetrated by single or multiple services. PyroPro® LST is authorised for use on the London Underground network, and other underground / tunnel networks.

PyroPro® LST Sealant

Further Information

Applications:

  • To reinstate fire resistance through Rigid Floors
  • To reinstate fire resistance through rigid and flexible walls
  • Linear Construction Joints
  • Single Service penetrations
  • Multi-Service penetrations
  • Blank Openings

Benefits:

  • Tested to BS EN 1366-3: 2009 (Fire resistance tests for service installations - Penetration seals) and BS EN 1366-4: 2006 Fire resistance tests for service installations - Linear Joint Seals)
  • Up to 240 minutes fire resistance
  • Excellent adhesion to most surface types
  • Non hardening, tack free, air curing sealant
  • Cartridges manufactured from 50% recycled plastic content
  • CE Marked
  • LUL approved Product ID 2199
Approx. Expansion Temperature (°C): 180 °C
Solids Content (%): 79 %
Use Category: X, Y1, Y2, Z1, Z2
Colour: White
Shelf Life (months): 18 months
Storage Temperature Min (°C): 5 °C
Storage Temperature Max (°C): 35 °C

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