Insulation - Thermal

Glass Fibre Batts R1.8 – R2.8 wall up to 100mm thick
  R1.8 – R6.0 ceiling
Polyester Panel R2.0 – R2.5 wall up to 90mm thick
  R2.9 – R3.4 ceiling
Glass Fibre Blanket R1.3 – R3.5 ceiling and roof
Polyester Blanket R1.5 – R3.4 ceiling and roof