LGS | Linear Gap Seal | Construction | Products | Siderise

Siderise LGS | Linear Gap Seal

Siderise LGS Linear Gap Seals are flexible, water resistant, intumescent linear gap seals that expand when exposed to heat.

They provide a versatile means of sealing junctions between building elements against fire penetration.

  • Up to 2 hours fire integrity
  • Fast and easy to install
  • Allows for structural movement +/- 25%

The compressible foam core accommodates different joint widths to allow for structural movement whilst providing fire resistance. 

Standard sizes are available to suit voids up to 20mm and provide a 2-hour fire rating.

For Technical Support with this Siderise Insulation solution please contact:


T:+44 (0) 1656 335819

Product Information