Wall

Material

Thickness (e) (mm)

Thermal Conductivity (λ) (W∙m⁻¹∙K⁻¹)

Resistance (R) (m²∙K∙W⁻¹)

Vertical walls

Mortar

10

1.15

0.008

Brick

70

1.15

0.061

Air gap

140

0.09

1.555

Brick

70

1.15

0.061

Mortar

10

1.15

0.008

Ceiling

PCM

5.26

0.18

0.029

Mortar

20

1.15

0.017

Heavy concrete

120

1.75

0.068

Mortar

20

1.15

0.017

Floor

Mortar

100

1.15

0.087

Polysterene

50

0.02

2.500

Heavy concrete

100

1.75

0.057

Calc

300

2.25

0.133