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HVAC Thermal Products HVAC

DuoDuct

Non-combustible insulation for external ductwork

The insulation of external ductwork can be a challenge for specifiers, particularly when seeking a product that is fire resilient and compatible with common external finishes. ROCKWOOL DuoDuct has been designed specifically to deliver thermal performance without compromising on combustibility

 

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Download Datasheet Download Guide To BS 5422:2023
Download Datasheet Download Guide To BS 5422:2023
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DuoDuct

DuoDuct is a non-combustible dual-density stone wool insulation slab with an aluminium foil facing. The higher density outer layer provides a suitable substrate for surface waterproofing applications such as cladding.

Designed for use on rectangular or square external ductwork, ROCKWOOL DuoDuct is suitable for insulating cold air, hot air and dual-purpose duct systems – withstanding service temperatures of up to 230°C. The slabs are easy to cut and quick to install.

DuoDuct is manufactured from acoustically absorbent ROCKWOOL stone wool.

Accreditations:

  • Euroclass A1 non-combustible
  • Suitable for use with self-adhered external duct membranes
  • Features ROCKWOOL dual-density technology 
  • Acoustically absorbent 
Other
United Kingdom

Minerva Primary School achieves regulation compliance with ROCKWOOL® case study

Discover how Minerva Primary Academy's £7.5m two-storey extension, led by Elliott and Charleson Building Services, utilised ROCKWOOL's DuoDuct and Ductwrap for thermal, noise reduction, and non-combustible insulation in compliance with BB101 and BB93 guidelines.

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Minerva Primary Academy
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Product Properties

Thickness 50mm
Reaction to fire Euroclass A1
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Popular products and sizes

Item number Product Thickness (mm) Width (mm) Length (mm) m² Per Pallet
263218 DuoDuct Slab 50 1200 2000 57.6

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documents

 

 

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ROCKWOOL Republic of Ireland Price List March 2024
ROCKWOOL Republic of Ireland Price List March 2024

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ROCKWOOL UK Interactive Price List March 2024
ROCKWOOL UK Interactive Price List March 2024

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DuoDuct Slab Datasheet
DuoDuct Slab Datasheet

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ROCKWOOL Insulation SUIS
ROCKWOOL Insulation SUIS

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20201216_RW-UK_ILLU_02

Building Services & HVAC Insulation Resource Hub

To support you in specifying and installing ROCKWOOL Building Services & HVAC products, access our suite of resources suitable for all HVAC professionals.

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Need technical support?

For all technical product and application queries, please contact our technical solutions team at technical.solutions@rockwool.co.uk or call 01656 868 490. You can also contact our technical team by completing our online form.

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ROCKWOOL Group