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 Date created 2025-01-08
 Holder URSA France SAS
Maille Nord III
7 Porte de Neuilly
93160 NOISY LE GRAND
France
 Certificate no. 23/083/1608/5
 Family Extruded polystyrene (XPS)
 Commercial brand(s) (products)
Products Purposes
URSA XPS N-III TWIN FR - Insulation under sealed tile
- Insulation under paving on median - Single-family home
- Counter-partition in masonry of small elements
- Plaster tile counter-partition
- Insulation under paving on land - Other than single-family dwelling
- Insulation on suspended ceilings
- Thermal insulation from the exterior of the buried walls with waterproofing
- Flat roof insulation - Inverted flat roof insulation
- Insulation under screed or floating slab or sealed tile under shaped cement mortar
 Plant(s) Saint Avold - France (57)
 Certified thermal conductivity
Thicknesses
mm
Thermal conductivity
λD W/(m.K)
from 80 to 120  mm 0.034 W/(m.K)
from 140 to 240  mm 0.036 W/(m.K)
Puce Certified thermal resistance
Thicknesses
mm
Thermal resistances
m².K/W
80 mm 2.40
100 mm 3.00
110 mm 3.30
120 mm 3.60
140 mm 3.90
150 mm 4.20
160 mm 4.45
170 mm 4.75
180 mm 5.00
190 mm 5.30
200 mm 5.60
210 mm 5.85
220 mm 6.15
230 mm 6.40
240 mm 6.70
All resistances
 Specifications for floor applications
Thicknesses
mm
Classification
from 80 to 240  mm SC1 a3 Ch
 ISOLE classification
Thickness
mm
I S O L E
from 80 to 240  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 80 to 110  mm 120 1.0 2.0 4.80
from 120 to 240  mm 190 0.8 2.0 8.10
 Euroclass(es) Euroclasse E Bords non exposés
 Other certified characteristics
Characteristic Value
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 100 à 240 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
Tensile strength parallel to faces TR200