Isover Spacesaver Loft Roll Insulation Combi-Cut

Isover Spacesaver Combi-Cut Loft Roll Insulation is a lightweight, versatile glass mineral wool roll designed for quick and easy installation. Pre-perforated to fit between 400mm and 600mm joist centres, it can be used full-width or easily split to suit stud walls, loft floors, and cold roof applications.

Manufactured from up to 86% recycled glass, Isover Spacesaver is an eco-friendly, sustainable choice that offers excellent thermal performance while reducing environmental impact. Resistant to moisture during transport, storage, and installation, it provides reliable long-term insulation for both new build and refurbishment projects.

 

Key Benefits

• High-performance thermal insulation roll
• Quick and easy to fit between 400mm and 600mm joist centres
• Pre-perforated for flexible installation (386mm or 580mm intervals)
• Manufactured from up to 86% recycled glass
• Zero Ozone Depletion Potential (ODP)
• Lightweight, durable, and easy to handle
• Resistant to moisture damage on-site and in storage
• Provides long-term energy savings and reliability
• Complies with UK Building Regulations
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Product Specifications

• Material: Glass mineral wool
• Dimensions: Combi-cut to suit standard joist centres
• Environmental Impact: Up to 86% recycled content, ODP = Zero
• Standards: BS EN 13172:2012 & BS EN 13162:2012

 

Applications

• Loft floors
• Cold roofs
• Stud walls
• Renovation and new build projects