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StyroSheet “M” Grade EPS Sheet 1200mm x 2400mm
Price range: $33.10 through $62.06 per/sheet inc. GST 33.099View products
StyroSheet 40mm R1.0 “M” Grade EPS Sheet 1200mm x 2400mm
$33.10 per/sheet inc. GST 33.09933.099
$11.49 p/m² inc. GST
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StyroSheet 50mm R1.25 “M” Grade EPS Sheet 1200mm x 2400mm
$41.37 per/sheet inc. GST 41.37141.371
$14.36 p/m² inc. GST
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StyroSheet 75mm R1.88 “M” Grade EPS Sheet 1200mm x 2400mm
$62.06 per/sheet inc. GST 62.06262.062
$21.55 p/m² inc. GST
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Styroboard XPS 30mm Slab Insulation R0.97
$26.20 per/sheet inc. GST 26.20226.202
$18.20 p/m² inc. GST
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Styroboard XPS 40mm Slab Insulation R1.29
$34.93 per/sheet inc. GST 34.92534.925
$24.25 p/m² inc. GST
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Styroboard XPS 50mm Slab Insulation R1.52
$43.66 per/sheet inc. GST 43.65943.659
$30.32 p/m² inc. GST
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Styroboard XPS 60mm Slab Insulation R1.82
$52.38 per/sheet inc. GST 52.38252.382
$36.38 p/m² inc. GST
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Styroboard XPS 75mm Slab Insulation R2.27
$65.48 per/sheet inc. GST 65.48365.483
$45.47 p/m² inc. GST
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Foamex insulation performance and materials

Foamex insulation is best known for its extruded polystyrene (XPS) boards, which are engineered for applications where compressive strength, moisture resistance, and long-term thermal performance are critical. Unlike bulk insulation, Foamex boards are rigid, closed-cell products designed to maintain their shape and R-value even under load or in challenging environments.

One of the key advantages of Foamex insulation is its ability to deliver reliable thermal performance with structural integrity. This makes it a popular choice in applications where insulation must perform as part of the building system, not just as a thermal layer. Foamex boards are commonly specified where insulation is exposed to pressure, moisture, or long-term contact with concrete or ground conditions.

At Insulation Essentials, we regularly supply Foamex insulation for projects where consistency and durability matter. Because Foamex products are manufactured to precise specifications, they are often chosen by engineers and designers who need confidence that performance targets will be met on site.

Where Foamex insulation is commonly used

Foamex insulation is widely used in under-slab, slab-edge, flooring, wall, and roof applications, particularly where compressive strength is required. Under concrete slabs, Foamex XPS boards help reduce heat loss to the ground while supporting structural loads, making them ideal for residential slabs, extensions, and commercial builds.

In walls and roofs, Foamex insulation is often used where moisture resistance is important, such as in basements, wet areas, or buildings exposed to temperature extremes. The closed-cell structure helps limit water absorption, which supports long-term thermal performance and reduces the risk of degradation over time.

Foamex insulation is also well suited to retrofit and renovation projects, especially where traditional insulation products may not be suitable due to space constraints or exposure conditions. We regularly help customers across Melbourne and regional Victoria select the correct Foamex product based on R-value requirements, load-bearing needs, and installation conditions.

Installation, compliance, and suitability for your project

Foamex insulation products are designed to meet Australian building standards and NCC requirements when used and installed correctly. Because these boards are often used in load-bearing or moisture-prone environments, correct product selection and installation are essential to achieving compliance and long-term performance.

Installation methods vary depending on the application. Under-slab installations require careful preparation and placement to ensure even load distribution, while wall and roof installations may involve mechanical fixing or integration with other building systems. We provide guidance to help ensure Foamex insulation is used appropriately and supplied in line with project requirements.

When installed correctly, Foamex insulation delivers long-lasting thermal performance without sagging, settling, or moisture-related issues. If you’re working from engineering drawings or product specifications, our team can help you source the correct Foamex insulation quickly and reliably, ensuring your project stays on track from specification through to installation.

Foamex Insulation

StyroSheet “M” Grade EPS Sheet 1200mm x 2400mm

StyroSheet 40mm R1.0 “M” Grade EPS Sheet 1200mm x 2400mm

StyroSheet 50mm R1.25 “M” Grade EPS Sheet 1200mm x 2400mm

StyroSheet 75mm R1.88 “M” Grade EPS Sheet 1200mm x 2400mm

Styroboard XPS 30mm Slab Insulation R0.97

Styroboard XPS 40mm Slab Insulation R1.29

Styroboard XPS 50mm Slab Insulation R1.52

Styroboard XPS 60mm Slab Insulation R1.82

Styroboard XPS 75mm Slab Insulation R2.27

Foamex insulation performance and materials

Where Foamex insulation is commonly used

Installation, compliance, and suitability for your project