Description
🧱 Polystyrene EPS Graphite 150 mm (500×1000 mm) – High‑Performance Thermal Insulation Board
Polystyrene EPS Graphite 150 mm in 500×1000 mm panels is a premium thermal insulation board engineered for superior energy performance in modern construction and external wall insulation (EWI) systems. With graphite‑enhanced insulation properties, this board delivers excellent thermal resistance, helping reduce heat loss and improve energy efficiency in residential, commercial, and retrofit projects throughout the UK.
Lightweight, moisture‑resistant and easy to install, this graphite EPS insulation board offers reliable performance and long‑lasting durability across a wide range of applications.
🧠 Key Features & Benefits
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Graphite‑enhanced thermal performance – Better insulation than standard white EPS
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Low thermal conductivity (~0.031 W/mK) – Helps maintain indoor comfort
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Lightweight & easy to install – Quick cutting and fixing with common tools
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Moisture‑resistant closed‑cell structure – Minimises water absorption and mould
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Standard panel size 500×1000 mm – Convenient to handle and install
📍 Applications
Polystyrene EPS Graphite 150 mm (500×1000 mm) panels are suitable for:
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External wall insulation systems (EWI)
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Under‑render insulation
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Internal wall insulation
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Timber frame wall insulation
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Retrofit and new build projects
📊 Technical Specifications
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Material: Expanded Polystyrene (EPS) with graphite additive
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Thickness: 150 mm
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Panel Size: 500×1000 mm
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Thermal Conductivity (λ): approx. 0.031 W/mK
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Colour: Graphite grey
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Board Type: Rigid insulation panel
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Installation: Fixed with adhesive and/or mechanical fixings
🔎 Why Choose Graphite EPS
Graphite EPS boards deliver up to 20% better thermal efficiency than traditional white EPS boards at the same thickness, making the 150 mm board an excellent choice when strong insulation performance and energy savings are priorities.