Largest sealing programme.
Made in Germany.
The component - perfect with the right seal. And that is our passion. With in-house toolmaking, rapid prototyping, a wide range of materials and the full commitment of more than 100 employees. We develop solutions - on 17 extrusion lines and with the highest technical standards. Knowledge and expertise become quality - in use throughout Germany and internationally. That is GfA!
Valuable insider and product expertise, a high-quality professional program, special showcases and insights into current trends and technologies … From March 24 to 27, 2026, the industry meets at the world’s leading trade fair for windows, doors and façades – and we’ll meet you there! As always, at our exhibition stand (Hall 4, Stand 432) and in front of the stage: GfA Managing Director Nico Czok will take the spotlight as a speaker on March 24 from 11:30 a.m., focusing on the topic of “window tuning”. (Psst: Every window gets better with GfA seals!) We look forward to great conversations – feel free to schedule an appointment!
Development, toolmaking and extrusion under one roof – welcome to GfA! In addition to thousands of standard profiles available directly from stock, we focus above all on customized solutions. From material formulation to geometry development, we work with you to bring prototypes and series solutions to life. Or we optimize existing profiles and take your performance to the next level. Maximum flexibility, decades of experience and reliable quality made in Germany. Let’s start the next project together: an email to Nico Czok is all it takes!
Sealing profiles accurate to the millimetre, expert advice and the right sealing solution for every application - directly from the seal manufacturer. We supply industry, commerce and trade and seal everything. Welcome to the world of GfA:
Largest sealing programme +++ Sealing profiles for wooden doors +++ Made in Germany +++ Sealing profiles for steel frames +++ Silicone rubber +++ Energy-saving seals +++ Free delivery +++ Self-adhesive sealing profiles +++ Rapid prototyping +++ Sealing profiles for vehicle construction +++ Say goodbye to draughts +++ Sealing profiles for conservatories +++ Calibration tool +++ Sealing profiles for retrofitting +++ Anti-streching string +++ Sealing profiles for window systems made of wood, aluminium, wood-aluminium, steel +++ own toolmaking +++ renovation seals +++ directly from the seal manufacturer +++ erosion technology +++ sealing profiles for replacement +++ delivery from 5 meter
