Superglass Superwhite 34 - Blown Cavity Wall Glass Mineral Wool Insulation

Superglass Superwhite 34 is a non-combustible and British Board of Agrément (BBA) approved glass mineral wool blown cavity wall insulation, manufactured with a water-repellent additive to resist moisture ingress. For use as a full fill solution for new build external masonry cavity walls.

Application:

Superglass Superwhite 34 is designed to provide thermal insulation for new build masonry cavity walls with a minimum cavity width of 90 mm and up to 12 m in height. It can be installed in buildings of 12–25 m in height subject to a satisfactory inspection of the wall construction and installation approval by Superglass Insulation.

The product is BBA approved for all UK exposure zones (subject to conditions detailed in the BBA Certificate) and can also be installed in masonry party/separating walls.

Superglass Superwhite 34 may also be used in party walls and is a component in a number of Robust Details Solutions including proprietary system E-WM-33.

Thermal Conductivity:

Declared thermal conductivity (lambda (λ) value) of 0.034W/mK.

Fire Classification:

Deemed non-combustible with a fire classification of Euroclass A1 (the highest possible rating) when tested to BS EN 13501-1:2018 Reaction to Fire.

CCPI (Code for Construction Products Information)

Holds CCPI Assessment Mark. Certificate number: 005800159/0327.

Indoor Air Comfort:

The product complies with Eurofins Indoor Air Comfort Gold specification, version 9.0 (2023). These include both inspections of factory production and VOC emissions testing according to EN 16516. Certificate number: IACG-451-01-02-2025.

Installation:

Superglass Superwhite 34 is installed by a network of approved technicians after the walls are built and the building is watertight.

Vapour Resistivity:

The product has a nominal vapour resistivity of 5 MN·s/g·m.

• Environmental credentials:
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• Manufactured in accordance with ISO 14001:2015 - Environmental Management Systems (EMS). Certificate number: EMS 646508.
• Contains no ozone-depleting substances or greenhouse gases. For more information, please refer to the Environmental Product Declaration (EPD).
• Made from up to 84% recycled glass.
• Generic BRE Green Guide Rating of A+.
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Standards and Approvals:

• BS EN 14064-1: 2010 for In-situ formed loose-fill mineral wool products.
  
• BS EN 13172: 2012 Thermal insulation products – Evaluation of conformity.
  
• ISO 9001:2015 - Quality Management Systems (QMS). Certificate number: FM 02264.
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Certification:

• BBA certified. Certificate Number: 14/5086.
  
• UKCA certified to BS EN 14064-1: 2010. Certificate Number: 0086 CPR 742703.
  
• CE marked to EN 14064-1: 2010. Certificate Number: 0402-CPR-SC0003-13.
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Buildings over 12m in height:

The product can be installed in buildings over 12m in height subject to a satisfactory inspection of the wall construction and a height restriction waiver has been issued by Superglass Insulation.

Superglass Insulation has a detailed programme for the assessment of buildings over 12m, as approved and maintained under surveillance by the BBA. Each installation beyond 12m must be individually assessed by the Superglass Insulation against this agreed assessment programme and documented approval given prior to the commencement of work.

Water Resistance:

When the product is properly installed in accordance with BBA Certificate 14/5086 Product Sheet 2, it will resist any water transfer across the cavity to the inner leaf.

EUCEB (European Certification Board of Mineral Wool Products)

All Superglass glass mineral wool products are made of non-classified fibres and are certified by EUCEB. EUCEB is a voluntary initiative by the mineral wool industry. It is an independent certification authority that guarantees that products are made of fibres which comply with the exoneration criteria for carcinogenicity (Note Q) of the Regulation (EC) 1272/2008. Certificate number: BEUC-511-27949-491-14462.