Glass Mineral Wool - Ceiling Roll (Combi-cut/Uncut)

Ceiling Roll (Combi-cut/Uncut)


Pitched Roofs at Ceiling Level


Glass Mineral Wool


Ceiling Rolls (Combi-cut/Uncut) are available in combi-cut and un-cut product formats. Combi-cut have partially cut perforations allowing ease of separation into roll widths to suit joist centres at either 750mm or 600mm without having to measure or use tools. 750mm joist centres are installed using 1 x 800mm or 2 x 400mm widths. Combi-cut rolls can also be used unsplit as full 1200mm widths. Installing Ceiling Roll (Combi-cut) will contribute to reduced energy consumption, saving money and reducing heat gain during the day, and heat loss during the evening, providing a more comfortable living and working Environment.

Un-cut are 1200mm wide offering the installer the flexibility to cut to the desired width. Installing Ceiling Rolls (Un-cut) will contribute to reduced energy  consumption, saving money and reducing  eat gain during the day, and heat loss during the evening, providing a more comfortable living and working environment.

Our advanced compression packaging technology ensures more insulation per pack, saving on transportation, storage space and reducing the amount of handling.


Combi-Cut Rolls:

  • Partially cut rolls for use with
    - joists at 750mm centres or,
    - joists at 600mm centres or,
    - unsplit as a full width roll

Un-Cut Rolls:

  • 1200mm wide rolls can be cut to desired widths

Both Cuts:

  • Non-combustible A1 Euroclass Reaction to Fire classification
  • Contributes to saving energy and reducing energy bills
  • Lightweight flexible quilt for ease of installation
  • Manufactured with ECOSE® Technology for improved handling and installation



Product Name Thickness (mm) Length (mm) Width (mm) Product Format Area per Pack (m²) Quantity per Pack Packs per Pallet Area per Pallet (m²) R-Value (m²K/W) Thermal Conductivity
Ceiling Roll (Combi-Cut) 50 19000 1200 (800+400) Combi-cut 22.80 1 24 547.20 1.25 0.040
Ceiling Roll (Un-Cut) 50 19000 1200 Un-cut 22.80 1 24 547.20 1.25 0.040
Ceiling Roll (Un-Cut) 75 12800 1200 Un-cut 15.36 1 24 368.64 1.85 0.040
Ceiling Roll (Combi-Cut) 100 10100 1200 (800+400) Combi-cut 12.12 1 24 290.88 2.50 0.040
Ceiling Roll (Un-Cut) 100 10100 1200 Un-cut 12.12 1 24 290.88 2.50 0.040
Ceiling Roll (Un-Cut) 135 7500 1200 Un-cut 9.00 1 24 216.00 3.35 0.040
Ceiling Roll (Combi-Cut) 135 7500 1200 (800+400) Combi-cut 9.00 1 24 216.00 3.35 0.040


Eurofins Gold Eurofins Gold
Zero Global Warming Potential Zero Global Warming Potential
A1 Euroclass Fire Rating A1 Euroclass Fire Rating
ECOSE Technology ECOSE Technology
Made in Britain Made in Britain
Red List Free Red List Free


Ceiling Roll (Combi-cut) - Product Datasheet
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August 2022


1.5 MB


African Insulation Solutions Guide
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May 2022


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Product Insulation Guide 2019
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June 2019


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Product Videos

Additional Product Information

ECOSE® Technology

ECOSE® Technology is our revolutionary sustainable bio-based binder used in the manufacture of all of our glass mineral wool products, and the majority of our rock mineral wool products. invented nearly 10 years ago, it is not only unique, but very much central to our sustainability strategy.  Our ECOSE® Technology is present in Ceiling Roll (combi-cut) and is just another key benefit of our products.

ECOSE® Technology has 5 key benefits

  • A natural binder
  • A lower embodied energy
  • Proven durability
  • Optimum indoor air comfort
  • Easy to handle

We care for the people who make our products, the people who use them and the world we all depend on.

Whilst we are dedicated to supplying sustainable high performance insulation solutions for enhanced energy efficiency in buildings, we also continually strive for improvements in our manufacturing and supply chain operations so to improve quality and minimise our impact on the environment. All Knauf Insulation production locations have state-of-the-art manufacturing equipment and meet the highest quality standards as well as they are supported by an ongoing research and development program. All of our products including Ceiling Rolls are sustainably manufactured.

At Knauf Insulation, we have 7 key sustainability considerations:

  • to conserve natural resources
  • to reduce the evironmental effects of our own processes
  • Treating people fairly, along the supply chain
  • Delivering our products efficiently
  • Building a comfortable and healthy indoor environment
  • Performance reporting
  • Recognition