Downloads, on demand.
Everything you need to specify, install and sign off Expol underfloor insulation – brochures, installation instructions, technical specifications, safety data and warranty documents. All PDFs, all current.
Need something specific?
Need a custom cut size or more product information? Our technical team can help. Mon-Fri, 8am-4pm AEST.
The overview documents.
Start here. Each brochure covers product specs, panel sizes, R values, and typical applications in a few pages.
Expol White R1.4 - Product Brochure
The everyday option for new and existing floors. Panel sizes, thermal data, typical installation.
Expol Black R1.8 - Product Brochure
The higher-performing, graphite-enhanced option. Same 60mm thickness, more R-value.
Comprehensive Guide to Underfloor Insulation
The longer read. Why underfloor matters, how rigid-board differs from batts, what to ask for.
Step-by-step instructions.
Before you pick up a panel, read this. Tools, sequencing, joist-spacing options and the accessories that make the job faster.
How to Install Expol Underfloor Insulation
The complete install guide – new builds and retrofits, with Joist Saddles and Z Clips for existing floors.
For the specifiers , signed & stamped.
Technical specifications, safety data, warranty terms and third-party appraisals. Everything an architect, builder or certifier typically asks for.
Technical Specifications (2026)
Thermal conductivity, density, compressive strength, fire performance – the full product data set.
Safety Data Sheet (SDS)
Handling, storage, fire and disposal information for site files and WHS compliance.
Warranty Statement
What Expol covers, for how long, and the conditions that apply. Keep a copy with your build file.
BRANZ Appraisal - NZ certification (2026)
Independent product appraisal issued in New Zealand, where the same product is sold. Useful supporting evidence for Australian specifiers.
The environmental side.
Information on EPS sustainability – recyclability, life-cycle considerations and the broader case for rigid foam.
EPS Sustainability - Foamex Group
External resource on the Foamex Group website covering the sustainability profile of EPS.
Can't find what you need? Just ask.
Looking for custom cut sizes or detailed product specifications? Contact our team today and we will be happy to assist.