Float glass

Data table float glass

Data table float glass EUROFLOAT

Radiosphysical data EUROFLOAT 

Nominal thickness
(mm)
Light transmission level (%)**

Light transmission level
Minimum values
in (%)

Degree of light reflection (%)* g-value
(%)*

U-value (W/m²K)*

3

91 90 8 88 5.8
4 90 90 8 87 5.8
5 90 89 8 86 5.8
6 90 89 8 85 5.7
8 89 88 8 83 5.7
10 89 87 8 81 5.6
12 88 86 8 79 5.5
15 87 83 8 77 5.5
19 86 81 8 74 5.3

* Calculated according to GlaCE

Float glass extra-white EUROWHITE

Radiophysical data EUROWHITE (extra white float glass)

Nominal thickness
(mm)

Light transmission level (%)*

Degree of light reflection(%)*

g-value
(%)*

U-value (W/m²K)*

3

91 8 91 5.8
4 91 8 91 5.8
5 91 8 91 5.7
6 91 8 91 5.7
8 91 8 90 5.6
10 91 8 90 5.6
12 90 8 90 5.5

* Calculated according to GlaCE

Coloured float glass

Radiophysical data for green float glass

Nominal thickness
(mm)
Light transmission level (%)* Light transmission level
minimum values
in (%)
Degree of light reflection (%)* g-value
(%)*
U-value (W/m²K)*

3

82 n. a. 8 70 5.8
4 79 80 7 66 5.8
5 77 78 7 62 5.8
6 74 75 7 58 5.7
8 69 71 7 53 5.7
10 65 67 6 49 5.6

Radiophysical data for grey float glass

Nominal thickness
(mm)

Light transmission level (%)*

Light transmission level
minimum values
in (%)

Degree of light reflection (%)*

g-value
(%)*

U-value (W/m²K)*

3

64 65 6 71 5.8
4 56 57 6 66 5.8
5 50 50 5 61 5.8
6 44 44 5 57 5.7
8 35 35 5 51 5.7
10 27 27 5 45 5.6

Radiophysical data for bronze float glass

Nominal thickness
(mm)

Light transmission level (%)*

Light transmission level
minimum values
in (%)

Degree of light reflection (%)*

g-value
(%)*
U-value (W/m²K)*

3

69 68 6 74 5.8
4 62 61 6 62 5.8
5 57 55 6 65 5.8
6 51 50 5 61 5.7
8 42 40 5 54 5.7
10 35 33 5 49 5.6

* Calculated according to GlaCE

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