Door and Window Hardware
Perfect Ergonomics Meets Iconic Design

Our wide range of premium lever handles and hardware ensures consistent design throughout your project. Especially popular: FSB ASL® fittings with innovative adaptor-bearing technology for interior doors, and FSB AGL® technology engineered for high-traffic commercial doors.

A wide range of product families is available in fire safety versions suitable for emergency exit doors.

Whether round or square, lockable or click-stop: FSB offers over 35 design variants for window handles. All models are ergonomically optimized and built for long-term use—combining timeless aesthetics with technical precision.

Glass is an essential element in contemporary architecture. Our high-quality glass-door hardware ensures seamless integration into sophisticated interior concepts. Sliding glass doors in particular offer new potential for spatial efficiency and visual openness.

More than just an alternative to classic lever handles: our doorknobs and knob handles bring minimalist design and intuitive operation into perfect balance—ideal for front doors and refined interiors.

Our cohesive design concepts extend to narrow-stile door hardware for metal or PVC doors. Special mounting hardware ensures optimal performance and secure installation.

Our lift and slide door handles make a strong architectural statement while providing reliable grip. Whether aluminum, stainless steel, or bronze—FSB ensures visual continuity on terrace and balcony doors.

For contemporary interiors, FSB plug-in handles offer a subtle, elegant solution—combining purist design with maximum usability.

The first point of contact with a home begins at the front door. Our premium front door hardware combines protection with sophisticated design—making a lasting first impression.