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ROCKWOOL® Acoustic Infill D60

Third party certifications:
  • BSI Kitemark

    Certificate type

  • QA Certificate

    Certificate type


High performance, insulation boards.

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+44 (0)1656 862621 www.rockwool.co.uk

A range of high performance, dual-density, stone wool insulation boards for warm flat roofs. Suitable for use with most types of roof deck, and with mechanically fastened or adhesively applied single ply and built-up roofing systems.

Suitable for new build and refurbishment, Hardrock DD roofing boards are strong enough to bear normal foot traffic associated with installation and routine maintenance inspections of the roofing system.

Rockwool Hardrock is CE and Key marked in accordance with BS EN 13162.

Non-combustible, achieving a classification of A1 in accordance with BS EN 13501-1.

Rockwool insulation products do not contain blowing agents with an ozone depletion potential (ODP) or global warming potential (GWP), are CFC-HCFC-HFC free and 97% recyclable. They will not react with metal components or cause loss of plasticiser from PVC cables and pipes.

General information

To suit Tata Steel D60 perforated roof decking


Stone wool



Uniclass 2015
Mineral wool slab insulation (Pr_25_57_06_56)Primary
Specification data - Mineral wool slab insulation
Product Reference

Hardrock dual density

Hardrock dual density SPA


___ mm

Standard product features


1200 x 1000 mm.

Thermal conductivity:

0.039 W/mK.

Product Options


  • Plain – For mechanically fastened single-ply membranes.
  • Tissue faced – For hot applied bituminous felts.
  • Scrim faced – For cold adhesive single-ply membranes.


Available in 30 - 170 mm thicknesses.

Digital objects
PlatformCompatibleVersionCertified to
IFC2X3 3 1.3
- 1.0
- 1.0
- 1.0
Revit 2016 4 2.0
Download now from NBS National BIM Library
Third party certifications
  • BS 476:Part 21. : 60 to 120 minutes load-bearing fire resistance (depending on thickness) (cert. 022a). LPCB approved
  • Factory Mutual: Approval report JI 3015604 : Approved for Class 1 insulated roof deck constructions
  • BS EN 13501-1. : Class A1 Non-combustible (cert. 022e). LPCB approved
  • LPS: 1181:Part 1 EXT-A60, A90 or A120 (depending on thickness) and EXT-B (cert. 022g). : LPCB approved
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