PHOTOVOLTAIC curtain wall


Onyx Solar has supplied its Crystalline Silicon Photovoltaic Glass that has been installed as a Photovoltaic Curtain Wall in the Pepper Zone Building, located in the city of Seongnam-si,  in the northern province of Gyeonggi-do (South Korea).






frolunda culture house photovoltaic curtain wall onyx solar



  • superficieTotal Area - 486 M2
  • electricidad generadaElectricity generated in 35 years  - 2,234,032 kWh
  • puntos de luzTotal lighting points operating 4 hours per day in 35 years - 4,389 lighting points
  • emisiones CO2 evitadas CO2 emissions Avoided in 35 years - 1,218 Tons of CO2
  • barriles petroleo ahorradosBarrels of oil saved in 35 years - 1,315 barrels


Example of a feasibility study of amorphous silicon photovoltaic curtain wall in Seoul:


  • superficie Payback time  < 10.9 years
  • electricidad generada Internal rate of return (IRR)  9.5 %




* Onyx Solar Energy S.L. makes no representations, warranties or guarantees, whether express or implied, that the content in the report is accurate, complete or up to date.


It is a rehabilitation project, where the previous and unactive glass has been replaced by Onyx Solar's PV glass to generate free and clean energy thanks to the sun, and generating substantial savings on the electricity bill.



photovoltaic curtain wall pepper savings bank 3



The installation has 486 m2 and it is composed of 256 units of Crystalline Silicon Photovoltaic Glass with different measures. Each glass module is composed by 60 mono-crystalline solar cells and has a glass configuration of 6T + 6T mm.


It also features a black rear frit that provides a completely opaque appearance, reducing light transmission to 0.



photovoltaic curtain wall pepper savings bank 4



Pepper Zone Building is a new office of Pepper Saving Bank, one of the top 5 mutual savings banks in Korea which is part of the Pepper Group, a global financial group with assets under management of approximately $72 billion through businesses such as Lending, Advisory, and Asset Servicing.



The Pepper Zone Building was completely refurbished and inaugurated last February 4th 2022 by the Pepper Saving Bank CEO Matthew Chang in a ceremony together with the representatives of executives and employees.



photovoltaic curtain wall pepper savings bank 5



Once the installation of the Onyx Solar photovoltaic glass was completed, the client added an outer layer of transparent blue glass in front to homogenize the external appearance of the façade.




Owner: Pepper Saving Bank - South Korea

Photovoltaic installer: Vastek Group

Onyx Solar's Local Representative: Vastek Group


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