Z E M C H 2 0 1 2 I n t e r n a t i o n a l C o n f e r e n c e
524
N.
LAYERS DESCRIPTION
(from outside to inside)
s
[ mm]
1
2
3
4
120
Hollow brick
Hollow brick
2
80
100
Air space
?
[W/mK]
R
[mK/W]
0,976
2
43
1
-
0,43
-
-
0,350
0,005
0,320
0,180
i
0,130
e
0,040
Rt =1,025
e
i
I
E
7
N.
s
[ mm]
1
2
10
Brick tiles
8
R.C. hollow brick (slope layer)
?
[W/mK]
R
3
80
Air space
4
-
5
20
5
4
1 2
Waterproof membrane
3
Concrete substrate
20
6
I
E
e
i
[mK/W]
0,990
0,260
-
-
0,040
1,600
0,010
0,031
0,320
0,160
0,500
0,012
7
i
0,100
6
e
0,040
160
R.C. slab
2,300 0,070
Rt =1,243
0,805
N.
s
[ mm]
1
3
10
8
?
[W/mK]
R
4
80
5
-
6
20
20
7
[mK/W]
0,990
0,260
-
-
0,040
1,600
0,010
0,031
0,320
0,160
0,500
0,012
8
i
0,100
e
0,040
160 2,300 0,070
Rt =3,243
0,308
2 Undertile polystyrene
60 0,030 2,000
4
I
E
3
5
e
i
2
I
E
1
3
e
i
CORRENT CONDITION
INTERVENTION
LONGITUDINAL WALLS
TRANSVERSAL WALLS
ROOFS
Gypsum plaster
Outer surface resistance
Inner surface resistance
N.
s
[ mm]
1
2
3
4
120
2
80
100
Expanded perlite
?
[W/mK]
R
[mK/W]
0,351
-
0,43
-
0,05
0,350
0,005
0,320
2,000
0,130
0,040
Rt =2,845
2
43
1 e
i
I
E
N.
s
[ mm]
1
2
3
140
Plasterboard sheet
10
20
Polystyrene sheet
?
[W/mK]
R
[mK/W]
[W/mK]
1,284
2,30
0,21
0,04
0,061
0,048
0,500
i
0,130
e
0,040
Rt =0,779
R.C. wall
N.
s
[ mm]
1
3
4
140
10
20
?
[W/mK]
R
[mK/W]
0,406
2,30
0,21
0,04
0,061
0,048
0,500
i
0,130
e
0,040
Rt =2,479
5
Green wall
0,300
1
8
6
5
1
3 4
I
E
e
i
7
2
Metal grid panel with
polystyrene
35 0,025 1,400
2
2
2
2
2
2
TOTAL TRANSMITTANCE
2
[W/mK]
TOTAL TRANSMITTANCE
2
[W/mK]
TOTAL TRANSMITTANCE
2
[W/mK]
TOTAL TRANSMITTANCE
2
[W/mK]
TOTAL TRANSMITTANCE
2
[W/mK]
TOTAL TRANSMITTANCE
2
LAYERS DESCRIPTION
Plasterboard sheet
Polystyrene sheet
R.C. wall
LAYERS DESCRIPTION
LAYERS DESCRIPTION
LAYERS DESCRIPTION
LAYERS DESCRIPTION
Polystyrene sheet
Brick tiles
Waterproof membrane
Concrete substrate
Bricks reinforced (layer of the slopes)
Air space
R.C. slab
Polystyrene sheet
(from outside to inside)
(from outside to inside)
(from outside to inside)
(from outside to inside)
(from outside to inside)
2
Outer surface resistance
Inner surface resistance
Outer surface resistance
Inner surface resistance
Outer surface resistance
Inner surface resistance
Outer surface resistance
Inner surface resistance
Hollow brick
Hollow brick
i
e
Gypsum plaster
Outer surface resistance
Inner surface resistance
2
Figure 8: Technological solutions and related thermal transmittance before and after the recovery
intervention
