Norra Tornen – Helix
New construction of apartment building

In 2020, Granab had the privilege of deliveringsubfloor systems to the second of the Norra Tornen in Stockholm, Helix. With a requirement for low construction height, the 3000N12 system was designed, which builds as low as 30mm over the slab.
The apartments were also supplied with grooved chipboards, prepared for underfloor heating.

S-3000N12
About the project:
- Developer: Oscar Properties
- Architect: OMA
- System: S-3000N12
- Area: 10 900m²
Subfloor systems used in the project
Tags
- Residential Buildings
- Sports Facilities
- School & health care
- Sound & Event
- Commercial Buildings
- Other areas
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Other apartment buildings with Granab
Environmental certification
Granab works actively to reduce environmental impact and has certifications that confirm our commitment to sustainability. All our subfloor systems have Environmentally Product Declarations (EPD).

