Isover
Isover Glass Fibre Cavity Slab CWS-32 1200 x 455mm
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About Isover
Isover offers a comprehensive range of high-performance insulation solutions designed to enhance energy efficiency, acoustic comfort, and fire safety across various building applications. Utilizing advanced glass mineral wool technology, Isover products provide excellent thermal insulation, reducing heat loss in winter and heat gain in summer. Their porous, elastic structure also delivers superior sound absorption, contributing to quieter indoor environments. Additionally, Isover insulation materials are non-combustible, achieving Euroclass A1 fire classification, ensuring enhanced safety in residential and commercial buildings.
Committed to sustainability, Isover manufactures its insulation products using up to 82% recycled glass and powers production facilities with 100% renewable electricity. This eco-friendly approach not only minimizes environmental impact but also supports green building certifications. With a variety of formats, including rolls and slabs, Isover insulation is easy to handle and install, making it suitable for applications such as lofts, walls, floors, and HVAC systems. Whether undertaking new construction or renovation projects, Isover provides reliable and sustainable insulation solutions to meet diverse building needs.
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Product Description
Cavity Wall Slab (CWS) 32 is a glass mineral wool slab providing thermal performance in external masonry cavity walls. Manufactured with a water repellent binder, the strong, resilient and flexible slabs are 455mm wide to fit between standard wall tie spacing.
Features
- 1200 x 455mm Mineral wool slab.
- Manufactured from up to 75% recycled glass.
- Manufactured with a water repellent binder.
- BBA Approved – certificate 18/5560.
- Achieves an A+ generic rating within the BRE Global Green Guide.
Fire Classification
Euroclass A1 Reaction to Fire classification according to EN 13501-1.
Benefits
- Thermal Performance – Thermal conductivity of 0.032 W/m.K. Helps to reduce heat loss within the building envelope and decrease energy costs.
- Sustainability – Achieves a BRE Green Guide of A+ which can assist in demonstrating environmental performance in your BREEAM assessments. Manufactured from up to 75% recycled glass on a plant that uses 100% renewable electricity.
- BBA Certified – Cavity Wall Slab (CWS) 32 has been assessed by the BBA as fit for use in defined full fill and partial fill masonry cavity wall applications if installed, used and maintained as set out in the certificate.
- Easy to Install – Slabs are 455mm wide to fit standard wall tie spacing for straightforward installation. No requirement for retaining discs when fully filling the cavity.
Product Specifications
| Thickness (mm) | Length (mm) | Width (mm) | Coverage Area (m2) | λD Declared Thermal Conductivity (W/m.K) | RD Declared Thermal Resistance (m².K/W) |
| 100 | 1200 | 455 | 3.28 | 0.032 | 3.10 |
| 125 | 1200 | 455 | 2.73 | 0.032 | 3.90 |
| 150 | 1200 | 455 | 2.18 | 0.032 | 4.65 |
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