Certificate 20/018/1469/3
Detailed datasheet

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 Date created 2021-12-13
 Holder SAINT GOBAIN ISOVER
Tour Saint-Gobain
12 place de l'Iris
92400 Courbevoie
France
 Certificate no. 20/018/1469/3
 Family Extruded polystyrene (XPS)
 Commercial brand(s) (products)
Products Purposes
PERITHERM P
 Plant(s) -
 Certified thermal conductivity λD = 0.027 W/(m.K)
Puce Certified thermal resistance
Thicknesses
mm 		Thermal resistances
m².K/W
40 mm 1.45
50 mm 1.85
60 mm 2.20
70 mm 2.55
80 mm 2.95
90 mm 3.30
100 mm 3.70
110 mm 4.05
120 mm 4.40
130 mm 4.80
140 mm 5.15
150 mm 5.55
160 mm 5.90
170 mm 6.25
180 mm 6.65
190 mm 7.00
200 mm 7.40
210 mm 7.75
220 mm 8.10
230 mm 8.50
240 mm 8.85
250 mm 9.25
260 mm 9.60
270 mm 10.00
280 mm 10.35
290 mm 10.70
300 mm 11.10
310 mm 11.45
320 mm 11.85
 Specifications for floor applications
Thicknesses
mm 		Classification
from 40 to 300  mm SC1 a2 Ch
Puce Critical compressive strength
Thickness
mm 		Rcs
(≥ kPa)		 ds mini
(%)		 ds maxi
(%)		 Modulus of elasticity in use
(≥ MPa)
from 50 to 320  mm 145 0.7 1.8 7.00
 Euroclass(es) Euroclasse E

 Other certified characteristics

 Thickness tolerance T1
 Dimensional stability under defined temperature and humidity conditions DS (70,90)
 Water vapor permeability MU50
 Freeze/thaw resistance FTCD1
 Compressive stress CS(10\Y)300
 Traction perpendicular to the surfaces (90 à 320 mm) TR200
 Deformation under defined compressive load and temperature conditions DLT(2)5
 Long-term water absorption by total immersion WL(T)0.7
 Water absorption by diffusion (190-320mm) WD(V)1
 Water absorption by diffusion (90-180mm) WD(V)2
 Water absorption by diffusion (40-80mm) WD(V)3