Kingspan Thermawall TW50 50mm PIR Cavity Insulation

Enhance your building's thermal performance with the Kingspan Thermawall TW50 50mm PIR Cavity Wall Board, supplied in 450mm x 1200mm dimensions. This premium cavity wall insulation product delivers exceptional thermal efficiency for partially filled cavity applications.

Featuring a thermal conductivity rating of 0.022 W/mK, this board maximises heat retention whilst maintaining compressive strength exceeding 125 kPa at 10% compression for lasting structural integrity. The Euroclass F fire rating provides additional safety protection to your property.

Manufactured to stringent industry standards, including BS 4841–1 and BS EN ISO 9001:2015/I.S. EN ISO 9001:2015, this insulation board guarantees consistent quality and dependable performance.

Key Benefits

• Thickness: 50mm
• Width: 450mm
• Length: 1200mm
• Pack Quantity: 10
• Board Coverage: 0.54m2
• Pack Coverage: 5.40m2
• Weight/m2: 1.6kg
• Weight: 8.64kg
• Thermal Conductivity: 0.022W/mK
• R-Value: 2.25m2K/W
• Compressive Strength: Exceeds 140 kPa at 10% compression.
• Density: 32kg/m3
• Fire Rating (Reaction to Fire): F

Key Features:

• ✔ Outstanding Thermal Efficiency – 0.022 W/mK thermal conductivity delivers superior insulation in cavity walls.
• ✔ Robust Compressive Strength – Exceeds 125 kPa at 10% compression, ensuring stable long-term performance.
• ✔ Enhanced Fire Protection – Euroclass F rating strengthens building safety standards.
• ✔ Long-Lasting Durability – Resists solvents, fungi, and rodent damage for extended service life.
• ✔ Straightforward Installation – Lightweight design enables quick and hassle-free fitting.
• ✔ Air Movement Control – Minimises airflow penetration to maintain thermal effectiveness.
• ✔ Indefinite Lifespan – Performs reliably when installed correctly.
• ✔ Quality Assured – Meets BS 4841–1 and BS EN ISO 9001:2015/I.S. EN ISO 9001:2015 compliance requirements.

Choose Kingspan Thermawall TW50 for dependable, high-performance cavity wall insulation.

Thickness / Boards Per Pack / Coverage Per Pack

1. 40mm / 12 / 6.48m2
2. 50mm / 10 / 5.4m2
3. 60mm / 8 / 4.32m2
4. 70mm / 6 / 3.24m2
5. 75mm / 6 / 3.24m2
6. 80mm / 6 / 3.24m2
7. 100mm / 5 / 2.7m2

Info

Browse our full range of PIR insulation products. We deliver across the UK Mainland. For advice on product suitability, project specifications, or bulk pricing, contact us on +4402038839057, email sales@insulationbee, or use our Live Chat service for competitive Kingspan insulation pricing.