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Facade glass recycling:

Refitting of SAS headquarters with recycled Saint-Gobain glass

During the general refurbishment of the 55,000 m² complex, the public areas of the Magistrale were converted into co-working spaces with lounges and cafés.

The refurbishment optimised the entire building in terms of energy and improved its carbon footprint. The property, currently named Gate:01 Frösundavik, is now BREEAM certified and expects its tenants to cooperate in the sustainable use of the property in terms of green leases.

New solar control glass from old glass panes

To bring thermal and visual comfort up to contemporary standards, the glazing was completely replaced. Saint-Gobain Glass supplied the new solar control glass for the 3500 m2 of double glazing. The highly selective Cool-Lite Xtreme 70/33 coating on extra-white Diamant glass creates a pleasantly bright atmosphere and a significantly improved indoor climate inside the building.

Lasse Olsson Photo

[First workshop on flat glass recycling]

Diamond is a very clear glass with high transparency and a weak inherent colour. Originally used for the glass pyramid in front of the glass, its low iron content ensures a pronounced translucency, and the green tint common in glass is also significantly reduced.

This is what urban mining looks like today

The project developed into one of the largest glass recycling projects ever undertaken by Saint Gobain. In the spirit of the circular economy, the glazing was dismantled piece by piece by the Swedish facade builder ScandiFront and delivered to Ragn-Sells a renowned company for waste management, environmental services and recycling.

[One week of carbon-free glass production]

There, the glazing elements had to be carefully taken apart and crushed to avoid contamination of the glass mass with steel and aluminium crumbs. Then the sorted glass was processed into new glass panes by Saint-Gobain. In total, around 50 tonnes of glass were recycled. This way, recycling one tonne of waste glass saves about 300 kg of CO2.

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Saint-Gobain has been working intensively with international partnership networks for several years in the recovery and reuse of old construction glass and waste glass cullet.

www.saint-gobain.com