Door tech­no­logy

In order to pro­vide for comfor­table and secure door func­tions, the GU group offers eve­r­yt­hing to ensure the smooth and trouble-free inter­play between func­tional compon­ents: a broad selec­tion of pro­ducts, technical innova­tions, excel­lent quality and compre­hensive services. This natu­rally includes expert advice – just call if you face a diffi­cult task, you can always count on our support.

Mor­tise Locks

From a sophisticated panic lock for escape doors in compli­ance with EN 179 / EN 1125 down to a simple mor­tise lock to DIN 18251 – here you will find the right lock for practi­cally every app­li­ca­tion.

Multi-point locks

GU multi-point door locks for mul­tiple secu­rity! Installing "secu­rity" on exte­rior doors and facade doors is very simple: with SECURY multi-point door locks you receive a secu­rity system cust­omised to your individual entrance situa­tion, regard­less of whe­ther it is for a timber, steel, aluminium or PVC door.

Locking sys­tems

Regard­less of whe­ther you intend to install a modern master key system or to secure an individual door, BKS locking sys­tems suit every app­li­ca­tion. Mecha­nical or mecha­tronic or elec­tronic cylinders, or the combi­na­tion of both within one installa­tion, allow for individual, eco­no­mical and comfor­table solu­tions.

Door hard­ware

For your timber, steel, aluminium or PVC doors you receive a broad selec­tion of door handles, push bars and touch bars. Including escape door hard­ware and secu­rity hard­ware for apart­ment entrance and pro­ject doors.

Door closer

Door clo­sers from GU do eve­r­yt­hing pos­sible for your safety and con­ve­ni­ence – with ver­sa­tile adjust­ment pos­si­bili­ties and clo­sing force sizes. You can also find hold-open sys­tems here that hold your door open and close it automati­cally only in the event of a fire.

Elec­tric door strikes

The GU elec­tric strike series covers all cust­omary strike ver­sions with just a few types. The strikes are desi­gned to match almost every pro­file system – even wit­hout having to cut a recess into the pro­file edge.

Escape door system solu­tions

You are loo­king for an escape door system with compa­tible compon­ents which are easy to install and commis­sion? Welcome to the GU world of panic locks, escape door control sys­tems, elec­tric locking sys­tems and escape sliding doors.

Access control sys­tems

Whe­ther an individual door is con­cerned requi­ring single-person access control or large-scale access control in pro­jects with hund­reds of doors: GU-BKS access, GEMOS­ access or GEMOS­ access compact enable you to fulfil any require­ment.

Con­struc­tion access­o­ries

From automatic door gaskets and gla­zing tech­no­logy items through to che­mical building pro­ducts and door hinges: Here you will find high-quality pro­ducts for the installa­tion of door hard­ware and for the fabrica­tion and installa­tion of doors.

Door hinges

Not only the door con­struc­tion but also the door hinge design decisively con­t­ributes to the appearance of a door. GU offers hinge solu­tions ranging from roll-type hinges through to concealed hinges in various finishes.


When it comes to (house) entrance doors, thermally broken thres­holds are a real hea­ting energy saver; they are sui­table for almost any pro­file system, be it in the con­text of new con­struc­tion or renova­tion.

The GU house entrance door concept

Thanks to the combi­na­tion of multi-point locking, data trans­mis­sion and door control with finger­print scanner, which is unique on the market, the GU house entrance door concept sets new stan­dards for increased secu­rity and con­ve­ni­ence in house entrance doors. The house entrance door package includes a finger scanner and is VdS-cer­ti­fied as grade A and B locking system.

Language: English
Impressionen von der Bau 2019
Impressionen von der Bau 2019
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The Gretsch-Unitas Group 6,9 MB Download
Product programme 6,3 MB Download
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Poster door closeres VTS 73x 141,6 KB Download