TREMstop PU+

TREMstop PU+

TREMstop PU+ is a fire rated intumescent, low modulus, one component polyurethane joint sealant which forms after curing a permanently flexible and durable weatherproof and fire rated seal.


TREMstop PU+ can be used for:
  • Insitu concrete floors and walls
  • Precast and tilt up panels
  • Brickwork and blockwork
  • Rendered masonry
  • Plasterboard (Fire rated and/or acoustic rated)
  • Fiber cement sheet (Fire rated and/or acoustic rated)


  • Fire Rated up to 4 hours
  • Acoustic rated
  • One component, no mixing required
  • Low modulus 50 %(± 25%)
  • Excellent durability
  • Retains its original properties even after years of weather and UV exposure
  • Resistant to weathering conditions
  • Paintable* See TDS
  • Non staining
  • Does not support fungal growth
  • Australian made
  • No frequently asked questions for this product