NBS Source
I'm a manufacturer
Compare variants

Knauf Insulation - DriTherm® Cavity Slab 34 - Cavity Wall Insulation

Verified by manufacturer 6 days ago

DriTherm® Cavity Slab 34 150 mm

Knauf Insulation Ltd Variant:
Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

  • Indoor Air Comfort – Eurofins

    Indoor Air Comfort – Eurofins

    Certificate type

A water-repellent glass mineral wool cavity wall insulation slab, designed for use in external full-fill masonry cavity wall applications.

Jump to:
BIM object icon
+44 (0)1744 766 666 Website

Application

DriTherm® Cavity Slabs are for the thermal insulation of masonry cavity external walls and are installed to fully fill the cavity. They are approved for use in buildings up to 12 m high in any exposure zone (subject to the requirements of the BBA certification being met) and for use in multi-storey applications up to 25 m in height.

Description

Knauf Insulation DriTherm® Cavity Slab 34 is a water-repellent glass mineral wool cavity wall insulation slab, designed for use in external full-fill masonry cavity wall applications, offering thermal conductivity of 0.034 W/mK. It is non-combustible, achieving the best possible Euroclass A1 reaction to fire classification and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE® Technology.

General information

Color

Brown

Finish

Unfinished

Material

Glass mineral wool

Shape

Rectangle

Slab.

Length

1200 mm

Width

455 mm

Height

75 mm

85 mm

100 mm

125 mm

150 mm

Uniclass

Pr_25_57_06_53 Mineral wool insulationPrimary
Pr_25_57_06_50 Mineral fibre slab insulation
Pr_25_57_06_34 Glass fibre insulation

CAWS

T90/226 Thermal insulation of building fabric

T90/226 Thermal insulation of building fabric

F30/150 Full fill cavity insulation

F30/10 Full fill cavity insulation

Product range

External Masonry Cavity Walls

Specification data - Mineral wool insulation

Standard

To BS EN 13162.

Third-party certification

DriTherm BBA Certificate No: 95/3212.
Eurofins Gold.
Euroclass A1 Reaction to Fire Classification.
Green Guide Rating A+.
CE Marking.
EPD (EN 15804+A2).
EUCEB.
Made in Britain.
CCPI Product - Verification Number 000600006/0925.
Declare 'Red List Free'.

Form

Slab.

Facing

Unfaced.

Thickness (minimum)

150 mm.

Width (nominal)

455 mm.

Thermal conductivity (maximum)

0.034 W/m·K.

Fire performance

Euroclass A1 to BS EN 13501-1.

Recycled content

Up to 80%.

Vapour resistivity

5.00 MN·s/g·m.

Water absorption

Short term water absorption, WS.

<1 kg/m² tested in accordance with BS EN 1609.

Dimensional stability

Tested in accordance with BS EN 1604, stable.

Environmental Product Declaration (EPD)

EPD available. In accordance with BS EN 15804+A2.

Green guide rating

A+.

Indoor air quality

Eurofins Gold achieved.

VOC emissions

Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol.

U-value

Method: calculations should be created using 2D or 3D modelling programs which comply with the methodologies detailed in BS EN ISO 10211.

-

Durability

Odourless, rot-proof, non-hygroscopic, don’t sustain vermin and will not encourage the growth of fungi, mould or bacteria. The products will have a life equivalent to that of the wall structure in which they are incorporated.

Thermal resistance

4.41 m²K/W.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

1.63 kg CO₂ eq/kg

1 m² of glass mineral wool DriTherm® Cavity Slab 34 with a thickness of 100 mm and the R-value of 2.90 m2K/W.

Recyclability

Recyclable

Mineral wool products from Knauf Insulation can be and in some cases are partly recycled at their end of-life, please contact supplier for more information.

Recycled content

80 %

BIM objects

BIM object icon

NBS BIM object standard

This BIM object has been authored to meet the requirements of the NBS BIM object standard.

Find out more about the NBS BIM object standard.

Platform Compatible Version
Revit
-

1

IFC
-

1

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

Knauf Insulation DriTherm® Cavity Slabs - BBA Certificate 95/3212

Indoor Air Comfort – Eurofins

Indoor Air Comfort – Eurofins

Glass Mineral Wool with ECOSE® technology - Eurofins Gold Certificate

Literature

Knauf Insulation DriTherm® Cavity Slabs - Product Datasheet

Knauf Insulation DriTherm® Cavity Slabs - Product Datasheet

Knauf Insulation Solutions Guide

Knauf Insulation Solutions Guide

Knauf Insulation DriTherm® Cavity Slab Installation Guide

Knauf Insulation DriTherm® Cavity Slab Installation Guide

Knauf Insulation DriTherm® v PIR Comparison Chart

Knauf Insulation DriTherm® v PIR Comparison Chart

Glass Mineral Wool - BREEAM Helpsheet

Glass Mineral Wool - BREEAM Helpsheet

Knauf Insulation Knauf DriTherm® Cavity Slab 34 EPD - EN - UK&I

Knauf Insulation Knauf DriTherm® Cavity Slab 34 EPD - EN - UK&I

Case studies

Preston Springs Passivhaus

Preston Springs Passivhaus

Similar products from Knauf Insulation Ltd

Knauf Insulation - Acoustic Roll (Ready-cut) - Acoustic Insulation

Knauf Insulation - Acoustic Roll (Ready-cut) - Acoustic Insulation

Knauf Insulation - DriTherm® Cavity Slab 32 - Cavity Wall Insulation

Knauf Insulation - DriTherm® Cavity Slab 32 - Cavity Wall Insulation

Knauf Insulation - DriTherm® Cavity Slab 37 - Cavity Wall Insulation

Knauf Insulation - DriTherm® Cavity Slab 37 - Cavity Wall Insulation

Knauf Insulation - FactoryClad Roll 32 (Uncut) - Built-Up Metal Roof and Wall Insulation

Knauf Insulation - FactoryClad Roll 32 (Uncut) - Built-Up Metal Roof and Wall Insulation

Knauf Insulation - FactoryClad Roll 35 (Uncut) - Built-up metal roof and wall insulation

Knauf Insulation - FactoryClad Roll 35 (Uncut) - Built-up metal roof and wall insulation

Knauf Insulation - FactoryClad Roll 40 (Uncut) - Built-Up Metal Wall and Roof Insulation

Knauf Insulation - FactoryClad Roll 40 (Uncut) - Built-Up Metal Wall and Roof Insulation

Knauf Insulation - FrameTherm® Roll 32 (Ready-cut) - Timber Frame Insulation

Knauf Insulation - FrameTherm® Roll 32 (Ready-cut) - Timber Frame Insulation

Knauf Insulation - FrameTherm® Roll 35 (Ready-cut) - Timber Frame Insulation

Knauf Insulation - FrameTherm® Roll 35 (Ready-cut) - Timber Frame Insulation

Knauf Insulation - FrameTherm® Roll 40 (Ready-cut) - Timber Frame Insulation

Knauf Insulation - FrameTherm® Roll 40 (Ready-cut) - Timber Frame Insulation

Knauf Insulation - FrameTherm® Slab 32 - Timber Frame Insulation

Knauf Insulation - FrameTherm® Slab 32 - Timber Frame Insulation