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 Date created 2018-01-01
 Holder SAINT GOBAIN ISOVER
Les Miroirs
92096 PARIS La Défense
France
 Certificate no. 02/018/126/8
 Family Rock wool (MW)
 Commercial brand(s) (products)
Products Purposes
PREFA LR VV
PREFA LR
 Plant(s) Genouillac - France (23)
 Certified thermal conductivity λD = 0.035 W/(m.K)
Puce Certified thermal resistance
Thicknesses
mm
Thermal resistances
m².K/W
30 mm 0.85
35 mm 1.00
40 mm 1.10
45 mm 1.25
50 mm 1.40
55 mm 1.55
60 mm 1.70
65 mm 1.85
70 mm 2.00
75 mm 2.10
80 mm 2.25
85 mm 2.40
90 mm 2.55
95 mm 2.70
100 mm 2.85
105 mm 3.00
110 mm 3.10
115 mm 3.25
120 mm 3.40
125 mm 3.55
130 mm 3.70
135 mm 3.85
140 mm 4.00
145 mm 4.10
150 mm 4.25
155 mm 4.40
160 mm 4.55
 Euroclass(es) Euroclasse A1

 Other certified characteristics

 Thickness tolerance T5
 Short-term water absorption by partial immersion WS
 Dimensional stability under defined temperature and humidity conditions DS(70,90)
 Traction perpendicular to the surfaces TR5
 Compressive strength at 10% deformation CS(10)15
 Water vapor permeability MU1