Since 1992

Everbuild 145 Butyl Rubber Sealant 300ml - Grey

SKU: 145GY

£3.12 inc. VAT


1 review


EVERBUILD reg; EVERFLEX® 145 Butyl Rubber Sealant is a traditional permanently plastic one component sealant based on Polybutene that provides an effective weatherproof seal in a variety of exterior and interior applications. EVERBUILD reg; EVERFLEX® 145 Butyl Rubber Sealant forms a skin in approximately 24hrs but remains permanently plastic underneath. The sealant accommodates joint movement of +/- 5% and is over paintable.


  • Single glazing of metal, concrete and wooden frames.
  • Sealing metal roof panels.
  • Pointing around soft and hardwood timber, metal and concrete/stone window and door frames.
  • Sealing pre-cast concrete panels.
  • Sealing timber sections to brick, stone and concrete; ideal for rooflines applications.
  • Sealing gaps and cracks in brickwork and stone.


  • Overpaintable.
  • Adheres to most common building surfaces.
  • Semi drying – forms a surface skin but remains permanently plastic beneath.
  • High solids formulation - excellent gap filling properties without shrinkage.
  • Good external weathering properties.

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