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Knauf Insulation - Rocksilk® Allfix Flat Roof Slab - Flat roof insulation

Name: Knauf Insulation - Rocksilk® Allfix Flat Roof Slab - Flat roof insulation
Brand: Knauf Insulation Ltd
SKU: mrheiQJtEG1MAW33oyzUsC

Verified by manufacturer 3 months ago

Rocksilk® Allfix Flat Roof Slab 145 mm

Knauf Insulation Ltd

Third party certifications:

BBA Agrément Certificate
Certificate type

Rock mineral wool insulation slab, developed for flat roof insulation in applications onto all types of roof deck, as well as a top layer in double layered systems.

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BOS

+44 (0)1744 766 666 Website

Application

Rocksilk® AllFix Flat Roof Slab is used for the thermal insulation of flat roofs. The slab is suitable for use under any single ply membrane, torch-on waterproofing, hot applied bitumen systems and mastic asphalt, and is suitable for maintenance foot traffic only. Rocksilk® AllFix Flat Roof Slab is suitable for use as an upstand board in warm roof applications when faced with the fixings and waterproof layer as detailed by the membrane manufacturer. Rocksilk® AllFix Flat Roof Slab is non-combustible with a Euroclass A2-s1,d0 reaction to fire classification.

Description

Knauf Insulation Rocksilk® Allfix Flat Roof Slab is a BBA certified rock mineral wool insulation slab, developed for flat roof insulation in applications using fully-adhered or mechanically-fixed and adhered membranes onto all types of roof deck, as well as a top layer in double layered systems. It is non-combustible with a Euroclass A2-s1,d0 reaction to fire classification, and is manufactured using Knauf Insulation's Krimpact® Technology.

General information

Finish	Glass tissue
Material	Rock mineral wool
Shape	Rectangle
Length	1200 mm
Width	1000 mm
Height	60 mm 90 mm 100 mm 120 mm 145 mm

Uniclass	Pr_25_57_06_53 Mineral wool insulationPrimary Pr_25_57_06_56 Mineral wool slab insulation
CAWS	J42/27 Thermal insulation H31/271 Mineral wool thermal insulation J21/425 Mineral wool insulation H31/50 Mineral wool thermal insulation J42/425 Mineral wool (MW) insulation J41/425 Mineral wool (MW) insulation

Specification data - Mineral wool insulation

Standard	To BS EN 13162.
Third-party certification	BBA Certificate 08-4526 PS2 Rocksilk AllFix Flat Roof Slab. FM Approved (certificate no 3063483). Euroclass A1 Reaction to Fire Classification. CE Marking. Green Guide Rating B. EPD (EN 15804+A2). EUCEB. Made in Britain.
Form	Slab.
Facing	Glass tissue.
Thickness (minimum)	145 mm.
Width (nominal)	1000 mm.
Thermal conductivity (maximum)	0.039 W/mK.
Fire performance	Euroclass A2-s1,d0.
Recycled content	35%. Guidance for specification option: Rock mineral wool is manufactured using around 35% recycled content (recycled material mostly from the steel industry along with customer production waste).

Vapour resistivity	0.030. Manufacturer guidance Water Vapour Resistance: (Z).
Water absorption	<1 kg/m² tested in accordance with BS EN 1609. Manufacturer guidance Short term water absorption, WS.
Dimensional stability	Dimensionally Stable. Tested in accordance with BS EN 1604.
Compressive strength (mean value)	70 kPa.
Suitable substrates	Concrete, metal, timber, plywood, OSB. Guidance for specification option: Refer to manufacturer for fixing details.
Acoustic performance	Rainfall 37–45.6 LiA dB. Airbourne 39–52 Rw dB. Guidance for specification option: Refer to manufacturer for guidance.
FM approved	Certificate no 3063483.
Environmental Product Declaration (EPD)	EPD available. In accordance with BS EN 15804+A2.
Green guide rating	C.
U-value	- Manufacturer guidance Method: calculations should be created using 2D or 3D modelling programs which comply with the methodologies detailed in BS EN ISO 10211.
Durability	Odourless, rot-proof, non-hygroscopic, does 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	3.70 m²K/W.

Sustainability data

Country of material origin	United Kingdom
Country of product manufacture	United Kingdom
Material	Rock mineral wool
Embodied carbon A1-A3 (production stage) as defined in BS EN 15804	13.6 kg CO₂ eq/m² Self declared Guidance for specification option: 1 m² of Rock Mineral Wool Rocksilk® Allfix Flat Roof Slab with a thickness of 60 mm with R value of 1.54 m²K/W.
Recyclability	Recyclable Guidance for specification option: Mineral wool products from Knauf Insulation can be and in some cases are partly recycled at their end of-life, please contact supplier for more information.
Recycled content As defined in clause 7.8 of BS EN ISO 14021	35 %