You are viewing content for United Kingdom.
Choose a country to see content for your location. Changing region will navigate you to the homepage.
Compare variants
Summary
A glass mineral wool insulation roll, designed for insulating cold pitched roofs at ceiling level.
A glass mineral wool insulation roll, designed for insulating cold pitched roofs at ceiling level.
A glass mineral wool insulation roll, designed for insulating cold pitched roofs at ceiling level.
Application
Loft Rolls are used for the thermal insulation of cold pitched roofs at ceiling level. They are usually laid in two layers, with the first layer between the joists and the second layer over, and at right angles to the joists.
Loft Rolls are used for the thermal insulation of cold pitched roofs at ceiling level. They are usually laid in two layers, with the first layer between the joists and the second layer over, and at right angles to the joists.
Loft Rolls are used for the thermal insulation of cold pitched roofs at ceiling level. They are usually laid in two layers, with the first layer between the joists and the second layer over, and at right angles to the joists.
Description
Knauf Insulation Loft Roll 40 is a glass mineral wool insulation roll, designed for insulating cold pitched roofs at ceiling level, with a thermal conductivity of 0.040 W/mK it offers the best thermal performance in the range. 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.
Knauf Insulation Loft Roll 40 is a glass mineral wool insulation roll, designed for insulating cold pitched roofs at ceiling level, with a thermal conductivity of 0.040 W/mK it offers the best thermal performance in the range. 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.
Knauf Insulation Loft Roll 40 is a glass mineral wool insulation roll, designed for insulating cold pitched roofs at ceiling level, with a thermal conductivity of 0.040 W/mK it offers the best thermal performance in the range. 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.
Product certifications
Digital objects
Color
Brown
Brown
Brown
Finish
Unfinished
Unfinished
Unfinished
Material
Glass mineral wool
Glass mineral wool
Glass mineral wool
Shape
Rectangle
Rectangle
Rectangle
Length
4850 mm, 11250 mm
4850 mm, 11250 mm
4850 mm, 11250 mm
Width
1140 mm
1140 mm
1140 mm
Height
100 mm, 150 mm, 200 mm
100 mm, 150 mm, 200 mm
100 mm, 150 mm, 200 mm
Specification
Classification data
Standard
To BS EN 13162.
To BS EN 13162.
To BS EN 13162.
Third-party certification
Eurofins Gold.
Euroclass A1 Reaction to Fire Classification.
Green Guide Rating A+.
CE Marking.
EPD (EN 15804+A2).
EUCEB.
Made in Britain.
Declare 'Red List Free'.
Eurofins Gold.
Euroclass A1 Reaction to Fire Classification.
Green Guide Rating A+.
CE Marking.
EPD (EN 15804+A2).
EUCEB.
Made in Britain.
Declare 'Red List Free'.
Eurofins Gold.
Euroclass A1 Reaction to Fire Classification.
Green Guide Rating A+.
CE Marking.
EPD (EN 15804+A2).
EUCEB.
Made in Britain.
Declare 'Red List Free'.
Form
Roll.
Roll.
Roll.
Facing
Unfaced.
Unfaced.
Unfaced.
Thickness (minimum)
200 mm.
150 mm.
100 mm.
Width (nominal)
1140 mm (2 x 570 mm/ 3 x 380 mm).
1140 mm (2 x 570 mm/ 3 x 380 mm).
1140 mm (2 x 570 mm/ 3 x 380 mm).
Thermal conductivity (maximum)
0.040 W/m·K.
0.040 W/m·K.
0.040 W/m·K.
Fire performance
Euroclass A1 to BS EN 13501-1.
Euroclass A1 to BS EN 13501-1.
Euroclass A1 to BS EN 13501-1.
Recycled content
80%.
80%.
80%.
Additional properties
Vapour resistivity
5.00 MN·s/g·m.
5.00 MN·s/g·m.
5.00 MN·s/g·m.
Environmental Product Declaration (EPD)
EPD available. In accordance with BS EN 15804+A2.
EPD available. In accordance with BS EN 15804+A2.
EPD available. In accordance with BS EN 15804+A2.
Green guide rating
A+.
A+.
A+.
Indoor air quality
Eurofins Gold achieved.
Eurofins Gold achieved.
Eurofins Gold achieved.
VOC emissions
Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol.
Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol.
Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol.
Durability
Odourless, rot proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The product will have a life equivalent to that of the wall structure in which it is incorporated.
Odourless, rot proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The product will have a life equivalent to that of the wall structure in which it is incorporated.
Odourless, rot proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The product will have a life equivalent to that of the wall structure in which it is incorporated.
Thermal resistance
5.00 m²K/W.
3.75 m²K/W.
2.50 m²K/W.
Sustainability data
Contains Red List materials
No
No
No
Country of material origin
United Kingdom
United Kingdom
United Kingdom
Country of product manufacture
United Kingdom
United Kingdom
United Kingdom
Material
Glass mineral wool
Glass mineral wool
Glass mineral wool
Carbon dioxide equivalent
Normalized unit
(kg CO₂ eq/kg) A1–A3 ('Production stage') :
0.86
A1–A3 ('Production stage') :
0.86
A1–A3 ('Production stage') :
0.86
Declared unit
Self-declared
A1–A3 ('Production stage') :
0.86
Self-declared
A1–A3 ('Production stage') :
0.86
Self-declared
A1–A3 ('Production stage') :
0.86
Recyclability
Recyclable
Recyclable
Recyclable
Recycled content
80 %
80 %
80 %