Kingspan Thermawall TW50 25mm PIR Cavity Insulation

Enhance your building's thermal performance with Kingspan Thermawall TW50 25mm Cavity Wall Board, supplied in 450mm x 1200mm dimensions. This premium cavity wall insulation delivers outstanding thermal efficiency for partially filled cavity applications.

Featuring a thermal conductivity rating of 0.022 W/mK, this product maximises heat retention effectively. Its compressive strength exceeds 140 kPa at 10% compression, ensuring structural integrity and durability throughout its lifespan. The Euroclass F fire rating provides additional safety protection for your property.

Manufactured to rigorous standards, this insulation board holds certifications including BS 4841–1 and BS EN ISO 9001:2015/I.S. EN ISO 9001:2015, guaranteeing consistent quality and performance.

Key Benefits

• Thickness: 25mm
• Width: 450mm
• Length: 1200mm
• Pack Quantity: 20
• Board Coverage: 0.54m2
• Pack Coverage: 10.80m2
• Weight/m2: 0.8kg
• Weight: 8.64kg
• Thermal Conductivity: 0.022W/mK
• R-Value: 1.1m2K/W
• Compressive Strength: Exceeds 140 kPa at 10% compression.
• Density: 32kg/m3
• Fire Rating (Reaction to Fire): F

Key Features:

• ✔ Exceptional Thermal Performance – 0.022 W/mK thermal conductivity ensures maximum efficiency in cavity walls.
• ✔ High Compressive Strength – Exceeds 125 kPa at 10% compression, providing robust stability.
• ✔ Fire Safety Assurance – Rated Euroclass F, contributing to enhanced building safety.
• ✔ Durable & Resilient – Resistant to solvents, fungi, and rodents for long-lasting performance.
• ✔ Easy Installation – Lightweight and simple to handle for quick and efficient fitting.
• ✔ Air Movement Resistance – Maintains effectiveness by minimizing airflow impact.
• ✔ Long Lifespan – Designed for infinite life when correctly installed.
• ✔ Certified & Trusted – Complies with BS 4841–1 and BS EN ISO 9001:2015/I.S. EN ISO 9001:2015 quality standards.

Choose Kingspan Thermawall TW50 for reliable, long-lasting cavity wall insulation that delivers proven thermal and structural performance.

Thickness / Boards Per Pack / Coverage Per Pack

1. 30mm / 16 / 8.64m2
2. 40mm / 12 / 6.48m2
3. 45mm / 11 / 5.94m2
4. 50mm / 10 / 5.4m2
5. 60mm / 8 / 4.32m2
6. 70mm / 6 / 3.24m2
7. 75mm / 6 / 3.24m2
8. 80mm / 6 / 3.24m2
9. 100mm / 5 / 2.7m2

Info

Browse our full range of PIR insulation products. We deliver throughout the UK Mainland. For advice on product suitability, project specifications, or bulk pricing, contact us on +4402039519012, email sales@insulationbee.co.uk or use Live Chat – competitive UK pricing on Kingspan Greenguard insulation solutions.