Knauf DriTherm 37 65mm Cavity Insulation Slab

65mm Knauf DriTherm 37 Cavity Insulation Slabs are water-repellent Glass Mineral Wool slabs engineered for full-fill applications in masonry cavity walls. Delivering outstanding thermal performance across various construction projects, these slabs feature non-combustible properties and achieve the premium Euroclass A1 fire rating. Made with Knauf Insulation ECOSE® Technology bio-based binder for superior sustainability.

Product specification

• Brand: Knauf®
• Model: DriTherm 37 - 65mm
• Thickness: 65mm
• Length: 1200mm
• Width: 455mm
• Dimensions: 1,200mm x 455mm x 65mm
• Board Coverage: 0.546m2
• Pack Coverage: 5.46m2
• R-Value: 1.80m2K/W
• Thermal Conductivity: 0.037 W/mK
• Vapour Resistivity: 5.00MNs/g.m.
• Density: 27kg/m3
• Material: Glass Mineral Wool
• Profile: Ultimate Cavity Slab
• Building Regulations: Class '0'
• Fire performance: Euroclass A1 (non-combustible)
• Finish: Unfaced
• Applications: Masonry cavity walls
• ECOSE Technology: Yes
• Features: Non-combustible ǀ Water-repellent
• Manufacturer: Knauf DriTherm®

ADVANTAGES

1. Non-combustible full-fill insulation removes the requirement for cavity barriers, significantly lowering fire spread risks within the cavity space.
2. BBA-certified and water-repellent, this product performs reliably in all exposure conditions, including extremely harsh coastal and weather-exposed zones.
3. Precisely sized 65mm slabs fit perfectly between wall ties without needing retaining discs, streamlining the installation process.

About

The 65mm Knauf DriTherm 37 Ultimate Cavity Insulation Slab is a water-resistant glass mineral wool product designed for complete-fill cavity wall insulation in external masonry cavity walls. Boasting a thermal conductivity rating of 0.037W/mK, it delivers reliable thermal protection for your building.

This 65mm DriTherm 37 slab offers exceptional durability alongside practical benefits: it's odourless, rot-resistant, non-hygroscopic, and naturally deters vermin. The material actively resists fungal, mould, and bacterial colonisation.

Built using Knauf ECOSE Technology, these Cavity Wall Slabs deliver an outstanding Euroclass A1 fire classification. With BBA certification for all exposure zones including severe coastal areas, they're approved for buildings up to 12m in any exposure zone and multi-storey structures reaching 25m in height.

These insulation slabs contain no ozone-depleting substances or harmful greenhouse gases. Knauf mineral wool products stand out for straightforward installation compared to rigid board alternatives. The Knauf DriTherm Cavity Insulation Slabs conform to substrate variations, bonding together to seal air gaps and prevent thermal bridging.

Durability

These 65mm DriTherm slabs demonstrate excellent longevity with odourless, rot-proof, non-hygroscopic characteristics and strong resistance to vermin, fungi, mould, and bacterial growth.

Application

Perfect for thermal insulation in masonry cavity external walls, the 65mm DriTherm Slabs completely fill the cavity space. Approved for buildings up to 12m high in any exposure zone (subject to BBA certification compliance) and suitable for multi-storey projects up to 25m in height.

Dritherm Cavity Wall Specifications

Info

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