Insulation Systems

SIG Branded Insulation Systems

SIG branded cavity wall insulation

Our range of SIG branded insulation systems comprise of the following:

SIG Cavity Wall Insulation

SIG CWI is a glass mineral wool fibre material injected in loose form. As System Designers we have held our BBA Certificate (Cert No.11/4834) since July 2011, installers using our Cavity Wall Insulation System are able to apply for 25 year CIGA (Cavity Insulation Guarantee Agency) Guarantees if they are registered members of CIGA.

SIG Cavity Wall Insulation 34

SIG CWI 34 is a blown cavity wall insulation solution, specifically designed for New Build homes, declaring a thermal conductivity of 0.034W/mK.

SIG Cavity Wall Insulation CarbonPlus

SIG CWI CarbonPlus is a hard to treat blown cavity wall insulation solution. It is a granulated glass mineral wool fibre injected in loose form, although manufactured for cavities 40mm and above, as well as partial fill installations.

Additional Products

SIG delivery truck

The following additional products are available from our extensive branch network: To find your nearest branch click here.

  • Loft Insulation
  • Roof Insulation
  • Floor Insulation
  • Draught Insulation
  • ...many more related products