Technical characteristics
Properties
Material
Usable length
Working width
Thickness (H)
Minimum insulation
thickness
Squareness
Compressive strength at
10% deformation
Compression load for con-
tinuous stress
Dimensional stability (test
48h, 70 °C, 90% RH)
Water vapour resistance (μ)
Declared thermal conductiv-
ity (
λ
)
D
Declared thermal
resistance (R)
D
Reaction to fire
Thermal capacity
Surface mass
Installation
Coupling
Fastening of the pipes
Pipe centre distance for installation
Reference
Standard
EN 13164
EN 822
EN 822
EN 823
EN 823
EN 824
EN 826
EN 1606
Unit of
Measure
-
mm
mm
mm
mm
mm
kPa
kPa
XPS 250
XPS
1250 ±10
600 ±8
20 ± 2
20 ± 2
≤5
250
130
≤5
≥ 150
0.033
0.60
E
1.45
0.70
XPS300
XPS
1250 ±10
600 ±8
30/40/50/60/80/100 ± 2
30/40/50/60/80/100 ± 2
≤5
300
130
≤5
≥ 150
0.034 30÷60
0.036 80÷100
0.90/1.20/1.50/
1.80/2.25/2.80
E
1.45
1.20/1.60/2.00/
2.40/3.20/4.00
XPS500
XPS
1250 ±10
600 ±8
40/50/60/80/100 ± 2
40/50/60/80/100 ± 2
≤5
500
180
≤5
≥ 150
0.034 40÷60
0.036 80÷100
1.20/1.50/1.80/
2.25/2.80
E
1.45
2.40/3.00/3.60/
4.80/6.00
XPS700
XPS
1250 ±10
600 ±8
50/60/80/100 ± 2
50/60/80/100 ± 2
≤5
700
250
≤5
≥ 150
0.034 50÷60
0.036 80÷100
1.50/1.80/
2.25/2.80
E
1.45
4.00/4.80/
6.40/8.00
EN 1604
%
EN 12086
EN 12667
EN 12667
UNI EN 13501-1
EN 10456
-
W/mK
m
2
K/W
Euroclass
kJ/kgK
Kg/m
2
by juxtaposition of shaped edges
on electro-welded mesh or clip rails
any (centre distance for bars 50 mm)
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Underfloor Radiant Systems - Product Guide
49
