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SGG CLIMAPLUS SOLAR CONTROL Technology

Technical data

Dimension max. 3210 x 6000 mm

Detailed information about the complete product range and the performance data including acoustic values can be seen in our Insulated glass overview.

Glastype (COOL-LITE) Light trans-
mission τv
to DIN
EN 410 in %
Total Energy transmittance (g-value) to
DIN EN 410
Ug- Value to DIN
EN 673 in
W/m².K*
ST 108 7 8 1,1
ST 120 18 17 1,1
SKN 154 50 27 1,1
STB 136* 32 27 1,1
XTREME 60/28 60 28 1,0
KS 147 44 29 1,1
SKN 165 60 33 1,1
ST 150* 46 37 1,1
ST 167 59 40 1,1
SKN 174 68 41 1,1

* Ug-Values only valid for vertical glazing

The Ug-Value tables to DIN EN 673 show High Performance Insulated units at a glance. The tables have been generated by ift Rosenheim and show the data in accordance with the Eurocode.

Overview coating types
 
COOL-LITE XTREME

The new COOL-LITE XTREME 60/28 achieves not only a unique selectivity greater than 2 but also a Ug value of 1.0 w/m².K which makes it the most efficient solar control glass on the market. In other words: an extremely low energy transmission together with best possible light transmittance.

COOL-LITE KNT

COOL-LITE KNT 155 and 164 are selective solar-control glass types which have particular performing coatings. Both products can be tempered, heat-strengthened or used as non-heat treated glass each from its respective basis glass. (This means that the different products can be mixed on a single facade). In addition to this positive aspect they also have a good U-value.

COOL-LITE K/KN/SK/SKN

COOL-LITE types are sheets of PLANILUX float glass which have been coated on one side with a precious metal coating and which provide very good solar control and very high thermal insulation as part of an insulated unit. The coated surface of the glass is positioned towards the cavity and is therefore protected against atmospheric and mechanical influences.

The COOL-LITE K types with reflection colours have high light transmittance with a low energy transmission (g-value). The colour neutral COOL-LITE SK types are even highly selective in that the ratio of light transmittance to solar factor is almost 2:1.

COOL-LITE ST

This colour neutral solar control glass can be Fully Tempered into SECURIT. It can also be bent, screen-printed, enameled, heat-strengthened and processed into STADIP Laminated Safety Glass. COOL-LITE ST provides the maximum in architectonic flexibility – excellent for complex projects with many different but harmonizing glass types.

ANTELIO

ANTELIO has a reflective metal oxide coating applied to the hot glass surface during production. Following this it is subject to a stress-free cooling. The coating is fused fast with the glass surface.

The coated glass surface can be positioned inward our outward with the respectively different solar control and optical qualities.

ANTELIO can be bent and can be Fully Tempered into SECURIT safety glass.

PARSOL

PARSOL is body-tinted glass: Additives during production mixing provide the glass with colour. The solar control performance of PARSOL comes from its colouration: The colouration leads to high absorption values and thereby a significant reduction in the solar factor. The performance is therefore dependent on the colour and thickness of the glass.

PARSOL is available in grey and green.

PARSOL can be bent and tempered into SECURIT safety glass.

 
Examples COOL-LITE KNT 155
 
Examples COOL-LITE SKN 165
 
Examples COOL-LITE SKN 172
 
Examples COOL-LITE SKN 072
 
Examples COOL-LITE KN 169
 
Examples COOL-LITE ST 150
 
Examples ANTELIO
 
Examples PARSOL
 
 

1. Edge seal

1.1 Standard composition

2-Sheet insulated glass with, Aluminium spacer bar – bent corners, with dual seal system, Primary seal of Polyisobutylen and secondary seal of Polysulphide.

1.2 UV-resistant edge seal / Silicon Structural Glazing

It is possible to achieve a gas-filled UV-resistant cavity using silicone as the secondary edge seal and CHROMATECH PLUS spacer bars.
The requirements of EN 1279-2 are fulfilled by such insulated units. The requirements given in this Eurocode have been substantiated in test report TC-RAP-06-18364.

- Warm-Edge – Thermally improved spacer in accordance with EN 10077-1

In addition to conventional Aluminium spacer bars, the CLIMATOP range of insulated units are also available with thermally improved materials. This „Warm-Edge“ system reduces the warm bridge at the edge of the unit and improves the UW-Value of the window. Simultaneously the possibility of condensation at the edge of the unit is minimized or even eliminated.

The window-integral warm bridge is characterized by the linear thermal transmittance coefficient ψfg or „ψ-Value“ and is taken into account when calculating the Uw-Value of the window.

For fixed glazing, e.g. in a transom/mullion framing system – different values are achieved. These are given as ψmg (Mullion) and ψtg (Transom).

CHROMATECH PLUS

The preferred method for determining the linear thermal transmittance coefficient (ψ) is a calculation to EN 10077-2. Such calculations are to be carried out by the framing manufacturer, whereby the value to use for CHROMATECH PLUS is 0,004 (to EN 10077-1, E3). This is approximately 40 % better than the minimum required value of 0,007.

Frame material   Linear thermal transmittance coefficient Ψ W/m.K for CLIMAPLUS
CHROMATECH PLUS Aluminium
Wood/PVC   0,048 0,08
Metal with thermal break   0,065 0,11

CHROMATECH PLUS can reduce the UW-Value of windows – dependent on the frame material – by approx. 0,1 W/m².K. The tendency toward condensation in the insulated glass edge seal is visibly reduced.

For window frames it is possible to use simplified standard values in accordance with appendix E2 and E8 of the above mentioned Code.

CHROMATECH PLUS black is in available for cavity width of 12, 14, 16, 18, 20 mm.

 
Standard construction
CLIMAPLUS
 
Comparison CHROMATECH PLUS to conventional Aluminium spacer
 
Optically appealing surface appearance of a typical Warm Edge Design in CHROMATECH PLUS
 
 

2. Application technical notes

Current legislation in respective countries is oriented towards the thermal energy performance of the EU buildings guideline 2002/91/EG.

In harmonization thereto, the OIB has in its paper – RL6 – energy savings and thermal insulation - for the first time determined requirements for cooling in non-residential buildings. At the same time a maximum room temperature of 27°C in accordance with ÖNORM B 8110-3 has been set. This is also applicable for residential buildings when no other limits for cooling have been established.

Designing for summer comfort has the challenge of mastering the conflict of desire for light (and with it heat) and the requirement to avoid overheating.

For glazing of offices and residential buildings there is a wide range of products available which can be selected from the CLIMAPLUS SOLAR CONTROL palette, with differing light transmission and efficient total energy transmittance values (g- Value).

For storey-height glazing with orientation towards the sun, variable solar control products such as ECKLITE SC [>] can be used as an alternative to external shading devices.

Thermal breakage risk

Glass types with high absorption values such as tinted glass (PARSOL or ANTELIO green), can break as a result of temperature changes. We recommend such glass types to be processed into SECURIT or PLANIDUR.

Solar control or glare protection devices such as blinds located on the room-side of glazing can cause breakage due to temperature spikes if they are too close or restrict ventilation. Careful design should take this into consideration. We therefore recommend any critical temperature to have the glass processed into SECURIT or PLANIDUR.