JetStream® MAX & Supafil®

JetStream® MAX & Supafil®

Jet Stream MAX and Supafil CarbonPlus - a range of dry blow-in insulation from Knauf Insulation that is silicone treated, non-combustible glasswool. Designed for injection into walls, ceilings and closed cavities. The system creates a thermal, acoustic and fire resistant barrier. The product comprehensively fills gaps, voids and hard to reach areas around pipes, electrical wires and fixtures.


  • high performance houses - Passive House and Zero Energy design
  • elegant retrofit improvements - acoustic and thermal
  • commercial office/school walls - acoustic insulation solution.

  • Glasswool blow-in insulation is an unbonded, virgin glass blowing insulation designed with optimal thermal properties and excellent coverage and blowing characteristics.

    New buildings

    We provide high-performance installation for;

  • External Walls - for thermal (& acoustic)
  • Closed cavity or skillion ceilings for thermal
  • Mid-floors - for thermal (& acoustic)
  • Underfloor - for thermal (& acoustic)
  • Open truss ceiling

  • Jet Stream MAX | Supafil when installed in walls will achieve a thermal conductivity of 0.032 W/mK (NZ).

    Existing buildings - retrofit

    Improve the performance of your house and commercial offices;

  • Open cavity ceilings to improve the thermal performance of existing homes
  • Acoustic and Thermal insulation in midfloors above garages, or between floors
  • Reduce sound transmission between rooms by installing in your internal walls
  • Improve acoustic performance of office and school internal walls