Group 2 Fire Classification; High Thermal Performance Insulation Panel

Product Introduction


PIRMAX ISO2 Panel is a modified PIR (Polyisocyanurate) rigid thermoset panel that can be used in many applications. PIRMAX ISO2 Panel is the next generation in high performance insulation products for commercial and residential developments. Designed to achieve excellent thermal value where minimal cavity is available.

PIRMAX ISO2 Panel has amongst the highest thermal values of rigid board insulation products, giving buildings continued thermal efficiency throughout their life span.  PIRMAX ISO2 Panel is a light weight closed cell Polyisocyanurate foam core panel. Easy to handle and allows fast fixing to any application.

PIRMAX ISO2 PANEL is CFC free with zero Ozone Depletion Potential (ODP), does not release Volatile Organic Compounds (VOC’s) and is manufactured in Australia.

 Click here for further information regarding
PIRMAX ISO2 Silver now certified by Declare as Red List Free!

  • Complies with AS/NZS 4859.1:2018.
  • Achieves a Group 2 BCA/NCC fire classification when tested in accordance with
    AS ISO 9705:2003 (R2016) and AS 5637.1:2015.
  • Achieves excellent fire hazard results when tested to AS/NZS 1530.3.
  • The only Australian made product that is a tested system, as installed on site.
  • Non corrosive.
  • Uses Terol® (Recycled PET Polyol).

  • Custom lengths and widths available upon request.
  • Fast manufacturing turnaround times.
  • System tested to an installation method using plastic fasteners
    (see installation instructions for details) and PIRMAX/AFC100 reinforced self-adhesive tape, that is supported by a 15 Year System Warranty.
Building Code DocumentGroup Number Classification
NCC Volume 1 Specification C1.10 Clause 4
determined in accordance with AS 5637.1:2015
SMOGRA less than 100 (m2 /s2 x 1000)
NZBC Verification Method C/VM2
Appendix A
Average Smoke Production Rate
within the 5 m2 /s limit

Australian Made

PIRMAX ISO2 PANEL is manufactured in Australia by an Australian owned and operated company, and guarantee the highest quality insulation material.  Raw materials and chemicals are also sourced from Australian companies wherever possible. As our products are wholly Australian Made we take pride in our manufacturing to ensure a high standard of quality, service and value.


Soffit (Carpark Application), Wall Systems, Raised Underfloor, Ground Floor Slabs, Ceiling Systems, Roofs, Domestic and Commercial Ducting.

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Product Details
Product NamePIRMAX ISO2 Panel “modified PIR rigid thermal insulation”
Thermal Conductivity20mm-35mm: 0.023 W/mK
40mm-75mm: 0.021 W/mK
80mm-95mm: 0.020 W/mK
Panel Dimensions2400mm x 1200mm (2.88m2)
Custom lengths and widths available upon request*
Edge TreatmentSquare Edge
*Subject to minimum order quantities
Product R Values

Nominal ThicknessDeclared Product R-value at 23ºC
PIRMAX ISO2 25mmR1.05
PIRMAX ISO2 30mmR1.30
PIRMAX ISO2 40mmR1.90
PIRMAX ISO2 50mmR2.35
PIRMAX ISO2 60mmR2.85
PIRMAX ISO2 70mmR3.30
PIRMAX ISO2 75mmR3.55
PIRMAX ISO2 80mmR4.00
PIRMAX ISO2 90mmR4.50
PIRMAX ISO2 100mmR5.00*

* Estimated R-Value, based on λ0.020
Product Testing

Complies to AS/NZ 4859.1:2018
and NCC 2019
Facing Foil (Silver)
Group Number
(Wall & Ceiling Lining)*
AS ISO 9705:2003 (R2016)
AS 5637.1:2015
Group 2
Ignitability IndexAS 1530.30
Spread of Flame IndexAS 1530.30
Heat Evolved IndexAS 1530.30
Smoke Developed IndexAS 1530.31
Compressive StrengthAS 2498.3>125 (kPa)
Water Vapour ResistivityASTM E96>100 (MNs/gm)

*Tested installation method using plastic fasteners and PIRMAX/AFC100 reinforced foil tape
Water UseNo water used in the manufacturing process
Ozone depleting substancesCFC free with zero Ozone Potential (ODP), does not release Volatile
Organic Compounds (VOC’s)
ManufacturingUses Terol® (Recycled PET Polyol)
Occupational Health & SafetyNot Hazardous
No Formaldehyde
Does not release Volatile Organic Compounds (VOC)
TransportAustralian made & owned, not transported from overseas, minimal carbon footprint
Energy EfficientLong term energy savings and environmental benefits
 Click here for further information regarding
PIRMAX ISO2 Silver now certified by Declare as Red List Free!
Specification Notes
When specifying, state the following:

Product Name: Reflex Insulation PIRMAX ISO2 PANEL _____mm
The insulation to be installed shall be PIRMAX ISO2 Panel System from Reflex Insulation.
This system comprises of: PIRMAX ISO2 PIR insulation panel, plastic fasteners and PIRMAX/AFC reinforced self-adhesive tape supported by a 15 Year System Warranty.
Group 2 AS ISO 9705:2003 (R2016) and AS 5637.1:2015 fire classification with an R Value of _______.
Product is Australian Made, manufactured by PIRMAX Pty Ltd, and shall be installed in accordance with the manufacturers installation instructions.