The EPS panel 75mm Z-lock is a high-performance insulated coolroom wall panel available in 2.7m length. Designed for large coolrooms, freezers and commercial cold storage, this EPS Z-lock panel offers reliable thermal performance, easy installation and tight panel-to-panel sealing. In stock in Adelaide with fast Australia-wide delivery.
Overview
The 75mm EPS Z-Lock coolroom panel (2.7m) is a go-to size for trade buyers fitting full-height cool rooms without excessive cuts. With a 16 kg/m³ EPS core, 0.45mm steel skins and R-value ~1.9 m²K/W, it handles cool rooms and light-duty freezers down to −18°C. The Z-Lock tongue-and-groove edge joins panels tightly, reducing air infiltration and installation time.
Key Features
- 2.7m length: ideal for standard ceiling heights — fewer cuts, less waste on-site.
- Z-Lock join: interlocking profile seals panels tight, no exposed fixings.
- 1,150mm cover width: matches the full 75mm range for seamless mixing.
- Food-safe steel skins: 0.45mm finish rated for cool room and food environments.
- In stock Adelaide: available now for same-week pickup or delivery.
Specifications
- Thickness: 75mm
- Length: 2.7m
- Cover Width: 1,150mm
- Core: Expanded Polystyrene (EPS), 16 kg/m³
- Skins: 0.45mm steel
- R-Value: ~1.9 m²K/W
- Join System: Z-Lock tongue-and-groove
- Application: Wall panel
- SKU: EPSSZZ2775
- Temperature Range: 0°C to −18°C
Recommended Uses
- Standard-height commercial cool rooms and walk-in chillers
- Butcher shops, supermarkets, and hospitality cold storage
- Trade and contractor panel supply
- Retrofit and cool room upgrades
- DIY cool room builds — compatible with 2.4m and 3m panels
In Stock — Order Now
Cool Room Master stocks the 75mm Z-Lock range in Adelaide. The 2.7m panel suits most standard-height cool rooms straight off the shelf. Mix with other lengths in the 75mm range to minimise cutting waste. Cut-to-length available on request.
Installation Notes
- Ensure substrate is plumb before starting the first panel run.
- Engage Z-Lock fully along each run — a rubber mallet helps seat tight joins.
- Seal all junctions (corners, floor/ceiling) with closed-cell foam tape for airtightness.
- Use cool room rated trims and fasteners at perimeter.
FAQs
Why choose 2.7m over 2.4m?
2.7m suits floor-to-ceiling heights of 2.5–2.6m — you get the panel length you need with minimal off-cut waste. If your ceiling height is under 2.4m, the 2.4m panel is more economical. Over 2.7m, consider our 3m or longer options.
Are these coolroom panels food safe?
Yes. The 0.45mm steel skin surface is non-porous, easy to clean, and suitable for food processing, butcher shops, and commercial kitchens. The EPS core does not absorb moisture or harbour bacteria.
What is the cover width?
1,150mm per panel. All panels in the 75mm Z-Lock range share this cover width, so you can mix lengths on the same project without any profile mismatch.
Do you have these panels in stock?
Yes — the 75mm 2.7m Z-Lock panel is a stocked item in Adelaide. Contact us to confirm current availability and lead time for your volume.
Can I pick up instead of getting delivery?
Yes, pickup is available from our Adelaide location. Contact us to arrange a collection time.







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