Orange Board® Technical
BRAC Accredited Complete System
RMAX Orange Board® is the brand name for RMAX exterior insulation and
finishing system (EIFS) and is manufactured from RMAX Isolite®. RMAX
Isolite® is a closed cell EPS (expanded polystyrene) material that is a
resilient, lightweight rigid cellular plastic that is produced in 18
kg/m3 EPS (M Grade).
Technical Details
Class: ‘M’ Rigid cellular polystyrene – Moulded – AS 1366.3
Structural stability: P2.1 of BCA Volume Two – AS 1366.3
Wind load: 3.10.1 of BCA Volume Two, AS 1170.2 (High wind regions A&B)
Weather proofing: P2.2.2, BCA Volume Two AS 4284
Standard panel sizes and surface mass
5000 x 1200 x 100mm
5000 x 1200 x 75mm
2500 x 1200 x 100mm
2500 x 1200 x 75mm
Custom sizes can be accommodated. Consult your local RMAX distributor.
Thermal Rating
75mm R2.45
100mm R3.1
The RMAX Orange Board® System
The RMAX Orange Board® System comprises a selection of high quality components that are fully integrated and have been specifically designed to complement each other at every stage of construction to produce outstanding results.
The system comprises:
A RMAX Orange Board® insulated cladding
B RMAX Orange Board® Primer
C RMAX Orange Board® Render
D RMAX Orange Board® Wall Mesh
E RMAX Orange Board® Fixing Accessories

The Building Regulations Advisory Committee (BRAC) Approval
The Building Regulations Advisory Committee (BRAC) has accredited the RMAX
Orange Board® external polystyrene insulated cladding system as suitable for use as a wall cladding system in Class 1 and associated Class 10 buildings. It is approved as an external cladding and wall insulation system. Building professionals can now install and recommend RMAX
Orange Board® with absolute confidence.
RMAX is the first manufacturer to receive certification from BRAC for a plain, non pre-coated EPS panel system – another demonstration of RMAX innovation at work.
Appraisals
Click here to download the Orange Board® BRAC Certificate.
Test Results
Click here to download the Orange Board® Technical brochure.