glassdbase: Pilkington

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Pilkington: Insulight TM Sun Neutral 70/40 G

6 mm, SZR 12 mm, 4 mm, FÃ¼llung SZR Ar
Pilkington

Reference number: H007

Brief information Transmittance Total solar energy transmittance Selectivity index General color rendering index

Transmittance T_e, T_v, T_e/T_v Diagram

	Solar direct transmittance T_e [info]
	Light transmittance T_v [info]
	T_e/T_v [info]

T_e	T_v	T_e/T_v	Angle of incidence
0.389	0.695	0.560	0°
0.385	0.691	0.557	15°
0.375	0.681	0.550	30°
0.352	0.654	0.538	45°
0.339	0.635	0.533	50°
0.321	0.608	0.528	55°
0.296	0.568	0.522	60°
0.263	0.509	0.517	65°
0.242	0.471	0.515	67.5°
0.219	0.427	0.512	70°
0.192	0.376	0.510	72.5°
0.163	0.320	0.509	75°

Reflectance R_e, R_e' Diagram

	Solar direct reflectance R_e [info]
	Solar direct reflectance, inverted light propagation R_e' [info]

R_e	R_e'	Angle of incidence
0.264	0.330	15°
0.264	0.334	30°
0.276	0.355	45°
0.284	0.367	50°
0.299	0.388	55°
0.321	0.417	60°
0.354	0.460	65°
0.378	0.489	67.5°
0.407	0.523	70°
0.438	0.560	72.5°
0.477	0.601	75°

Absorptance A_e, A_e' Diagram

	Solar direct absorptance A_e [info]
	Solar direct absorptance, inverted light propagation A_e' [info]

A_e	A_e'	Angle of incidence
0.351	0.285	15°
0.361	0.291	30°
0.372	0.294	45°
0.377	0.295	50°
0.380	0.292	55°
0.383	0.287	60°
0.383	0.277	65°
0.380	0.269	67.5°
0.375	0.258	70°
0.370	0.248	72.5°
0.360	0.236	75°

Total solar energy transmittance g, g' Diagram

	Total solar energy transmittance g [info]
	Total solar energy transmittance, inverted light propagation g' [info]

g	g'	Angle of incidence
0.436*	0.546*	0°
0.433	0.545	15°
0.424	0.538	30°
0.403	0.516	45°
0.391	0.504	50°
0.373	0.484	55°
0.349	0.457	60°
0.316	0.419	65°
0.295	0.393	67.5°
0.270	0.363	70°
0.243	0.331	72.5°
0.212	0.295	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.592*	0°
1.594	15°
1.605	30°
1.622	45°
1.626	50°
1.629	55°
1.625	60°
1.610	65°
1.597	67.5°
1.578	70°
1.547	72.5°
1.506	75°

* Extrapolated value

Transmittance Reflectance Absorptance Color rendering
Dynamic temperature simulation of a standard room

Spectral transmittance T [info] Diagram


0°	15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral reflectance R [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral reflectance, inverted light propagation R' [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral absorptance A [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral absorptance, inverted light propagation A' [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Maximum temperature rise in temperature simulation (°C) [info]

ΔT_max = 11.58°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.088674	-0.17084	-1.0062
-0.00043327	-0.0004123	0.00072178
0.67214	0.92069	1.1536
75.535	78.439	95.429
10.683	9.5142	5.4489
1.4014	1.0615	0.8564

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.138

Dynamic temperature simulation of a standard room [info]

Location: ZÃ¼rich
Time period: 1. August - 10. August
Orientation of windows: South
Air change rate: 1.0
initial temperature: 20° C
Standard room: 1A [info]