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 Date created 2018-01-01
 Holder URSA France SAS
Maille Nord III
7 Porte de Neuilly
93160 NOISY LE GRAND
France
 Certificate no. 07/083/450/10
 Family Extruded polystyrene (XPS)
 Commercial brand(s) (products)
Products Purposes
URSA XPS P N-III
URSA XPS DUODRAIN P N-III
URSA XPS DUOCOUSTIC
 Plant(s) Saint Avold - France (57)
 Certified thermal conductivity
Thicknesses
mm
Thermal conductivity
λD W/(m.K)
from 20 to 60  mm 0.034 W/(m.K)
from 70 to 120  mm 0.036 W/(m.K)
from 130 to 140  mm 0.039 W/(m.K)
Puce Certified thermal resistance
Thicknesses
mm
Thermal resistances
m².K/W
20 mm 0.60
30 mm 0.90
40 mm 1.20
50 mm 1.50
60 mm 1.80
70 mm 1.95
80 mm 2.20
90 mm 2.50
100 mm 2.80
110 mm 3.05
120 mm 3.35
130 mm 3.30
140 mm 3.55
 Specifications for floor applications
Thicknesses
mm
Classification
from 20 to 140  mm SC1 a2 Ch
 ISOLE classification
Thickness
mm
I S O L E
from 20 to 50  mm 5 1 3 4 3
from 60 to 140  mm 5 1 3 4 4
 Euroclass(es) Euroclasse E

 Other certified characteristics

 Thickness tolerance T1
 Compressive stress CS(10/Y)300
 Dimensional stability under defined temperature and humidity conditions DS (70,90)
 Deformation under defined compressive load and temperature conditions DLT(2)5
 Compressive creep (de 50 à 140 mm) CC(2\1.5\50)125
 Long-term water absorption by total immersion WL(T)0,7
 Long-term water absorption by diffusion WD(V)3
 Freeze/thaw resistance FTCD1