Design steel frames from BOS Best Of Steel

Design steel frames: Design & efficiency

BOS Best Of Steel has been manufacturing design steel frames for doors and windows for more than 45 years. Consistent customer orientation, reliability and punctuality as well as a high level of flexibility are the foundations of our company.

BOS Best Of Steel has been producing steel frames since 1967 in countless varieties for the most diverse types of requirements in buildings, from ´A` for administration right through to ´Z` for zoos.

Our design frames can be found everywhere, from cellars to penthouses, suited to the respective area of use.

Where to find BOS products

Programmes for special design frames

Design oriented door frames from BOS stand out because of their clear lines matching the interior. The technology is integrated, becoming part of the architecture.

BOS Best Of Steel combines frame design and sustainable building. In the product database of greenbuildingproducts.eu, BOS frames in various designs can be found, which have been evaluated according to the LEED and DGNB criteria.

Here are a few examples of our design steel frames:


Fulfillment of requirements

All BOS steel frames are also available in larger dimensions. They are manufactured from steel or stainless steel and provided with a choice of powder coating finishes, including an anti-bacterial option.

The frames fulfill requirements for fire, smoke and sound protection when combined with many certified door leaves from reputable manufacturers. The corresponding characteristics can be found next to each solution.


Architect Consulting Service

We are here for you!

The friendly team at BOS Architect Consulting Servicecan be reached at:

+49 (0) 2572 203 204

or by e-mail

Monday to Thursday | 8am to 5pm
Friday | 8am to 3pm

We can offer you:

  • Concept solutions for your project
  • Complete system solutions for the door element
  • Individual solutions for your requirements
  • CAD drawings

Our service is free of charge!

Please contact our UK Sales Management:

Matthew Jones
BOS GmbH Best Of Steel
12 Greencoates
GB-Hertford SG13 8AA

Tel.: +44 (0) 758 465 5828
E-Mail: