NRG Greenboard® system

NRG Greenboard® is an energy efficient building system that is suitable for external cladding on timber or steel framed buildings as well as solid concrete and masonry walls. The system provides a weather resistant, seam free rendered finish in a wide range of textures and colours.

NRG Building Systems is Australia’s fastest growing manufacturer of Expanded polystyrene (EPS) products used throughout todays ever expanding Building and Construction Industry. NRG Building Systems, Australian owned and manufactured, is the market leader in Polystyrene products with 25 years’ experience which has catered industry consumers with superior products not comparable to any other company. With production plants based in QLD, NSW and VIC, NRG Building Systems core product is the NRG Greenboard™, which is a CodeMark Accredited, BAL 29 Rated Walling System that is energy efficient, cost effective and has vast amount of properties that surpass any other external cladding on the market. 

NRG Greenboard system PDF Downloads

NRG TWS technical installation guide

NRG Install Guide

NRG 10 Point Systematic

Acousti Test Result 60mm

CodeMark Certificate

DC1869 Final Report (BRANZ)

NRG Greenboard Fixing Test Report

Test Report

Thermal Resistance of an Insulation Sample (BRANZ)

NRG product certificate

NRG BAL 29

Frequently Asked Questions

Who are the leading plasterboard suppliers in Melbourne?

The NRG Greenboard system is an integrated external wall cladding system that combines a rigid Greenboard panel with a rendered finish. It provides thermal insulation, acoustic performance, and fire resistance in a single lightweight panel system—ideal for both new builds and renovations where external insulation is required.

What are the thermal and acoustic benefits of the NRG Greenboard external wall system?

NRG Greenboard delivers a high R-value for wall assemblies, reducing heat transfer and lowering energy costs. Its dense panel core also provides meaningful acoustic attenuation, making it suitable for residential walls where both thermal comfort and noise reduction are priorities.

Where can I buy NRG Greenboard in Melbourne?

NRG Greenboard panels and the full Greenboard system are available in Melbourne from The Wall Store. Located at 2069 Princes Highway, Clayton, they are a trusted supplier for residential and commercial projects. Contact them on 1300 925 578 to request a quote.

What types of insulation are available from Melbourne insulation suppliers?

Melbourne insulation suppliers like The Wall Store stock thermal insulation batts (glasswool and polyester), acoustic insulation batts, ceiling insulation, Foilboard rigid panels, and integrated wall systems like NRG Greenboard—covering all NCC climate zone requirements for residential and commercial construction.

What is the difference between thermal insulation and acoustic insulation batts?

Thermal insulation batts are designed to resist heat flow, reducing energy use for heating and cooling. Acoustic insulation batts are denser and designed to absorb sound and reduce noise transmission between rooms. Some products perform both functions simultaneously. The Wall Store can advise on the best option for your specific application.

How do I choose the right ceiling insulation for my Melbourne home?

Ceiling insulation choice in Melbourne (Climate Zone 6) depends on the required R-value under NCC Section J (minimum R3.7 for new residential ceilings). Glasswool or polyester batts in R4.0 or R5.0 are commonly used. For sloped or limited-access ceilings, Foilboard rigid panels may be more suitable. The Wall Store can guide you based on your specific roof construction.

Are insulation batts available for same-day supply in Melbourne?

Subject to stock availability, The Wall Store can supply insulation batts for same-day collection in Melbourne. For delivery, lead times depend on the product and quantity. Call 1300 925 578 to confirm stock availability and arrange supply for your project.

NRG Greenboard® system