Roll Products


Simplicity and convenience all in one.  

ROCKWOOL Twinroll is the ideal loft insulation solution for all building types and suspended ceilings. The mineral wool insulation is an all-around high specification option for thermal and acoustic performance, in addition to excellent fire resistance.


ROCKWOOL Twinroll is made up of medium density mineral wool insulation. The thermal insulation boasts acoustic properties as well as being fire resistant, rated A1 Euroclass non-combustible.

Manufactured as one 200mm roll, ROCKWOOL Twinroll is pre-cut down the middle to create the option of two 100mm rolls as one package. Twinroll is supplied on pallets and protected by waterproof covering allowing it to be stored outside. 

The insulation solution is suitable for roof spaces in all building types, or can be used to overlay suspended ceilings. ROCKWOOL Twinroll does not react with any metal components in lofts, nor does it cause loss of plasticiser from PVC cabling and pipes.

ROCKWOOL Twinroll considerably enhances thermal performance and sound reduction in roof spaces and ceilings.



Euroclass A1 non-combustibility

  • ROCKWOOL Twinroll is a multi-application product, suitable for numerous applications.
  • The mineral wool insulation provides excellent thermal performance to help keep rooms a comfortable temperature.
  • The acoustic properties of ROCKWOOL Twinroll absorb sound, preventing noise travelling through roof spaces into internal spaces.
  • Rated A1 non-combustible the insulation roll acts as a fire barrier, increasing escape times and limiting damage to property.
  • Twinroll is a pre-split ROCKWOOL insulation package for ease of application. 

Product Properties

Compliance BS EN 13162, ISO 14001
Reaction to fire Fire Properties Euroclass A1
Thermal conductivity 0.044 W/mK

Product range and ancillaries

Item number External item number Country Thickness (mm) Width (mm) Length (mm) Pieces Per Pack Packs Per Pallet m² Per Pallet
125063 125063 UK 100 1200 2750 2 18 118.8

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