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 Date created 2021-01-01
 Holder URSA France SAS
Maille Nord III
7 Porte de Neuilly
93160 NOISY LE GRAND
France
 Certificate no. 07/083/446/12
 Family Extruded polystyrene (XPS)
 Commercial brand(s) (products)
Products Purposes
URSA XPS P N-V - Insulation under screed or floating slab or sealed tile
- Insulation under paving on median - Single-family home
- Insulation under paving on land - Other than single-family dwelling
- Insulation on wood floor joists
- Insulation between wood floor joists
- Counter plaster wallboard
- Against masonry wall or plaster tiles
- Double masonry wall
- Wood frame walls
- Insulation installed by creeping roof or roofing from inside - between and under chevron
 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)
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
 Specifications for floor applications
Thicknesses
mm
Classification
from 20 to 60  mm SC1 a2 Ch
from 70 to 100  mm SC1 a4 Ch
 ISOLE classification
Thickness
mm
I S O L E
from 20 to 50  mm 5 1 3 4 3
from 60 to 120  mm 5 1 3 4 4
Puce Critical compressive strength
Thickness
mm
Rcs
(≥ kPa)
ds mini
(%)
ds maxi
(%)
Modulus of elasticity in use
(≥ MPa)
from 50 to 60  mm 210.000 0.90 2.00 8.70
80  mm 210.000 0.50 2.00 10.10
from 100 to 120  mm 230.000 0.50 1.70 12.50
 Euroclass(es) Euroclasse E

 Other certified characteristics

 Thickness tolerance T1
 Compressive stress CS(10/Y)500
 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 120 mm) CC(2/1,5/50)175
 Long-term water absorption by total immersion WL(T)0,7
 Water absorption by diffusion WD(V)3
 Freeze/thaw resistance FTCD1