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Universally applicable

The UNI-JET central locking system

The UNI-JET central locking system family offers a versatile hardware system that is ideally suited for all window types with a 16 mm hardware groove – regardless of whether they are made of PVC, timber, or aluminium. The UNI-JET central locking system flexibly adapts to your requirements: tilt and turn, turn and tilt, turn-only and tilt-only windows, French casement windows, pivot and reversible windows, as well as tilt and slide and slide and fold doors can be easily implemented. The special feature: With just a few additional components, even special shapes such as round or angled windows can be realised without difficulty.

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Your advantages with the central locking system at a glance

  • Central locking principle: Universal hardware system for all window shapes and materials
  • The use of long and combination components not only reduces the number of required hardware parts, but also decreases installation effort and storage requirements
  • Our hardware stands out due to its robust and high-quality workmanship: With the highest material thicknesses on the market, GU hardware offers exceptional value and durability
  • The automatic cam Cleverle compensates for rebate clearance tolerances of up to 15 mm, making installation, maintenance, and optimal system functionality easier
  • GU hardware systems impress with their outstanding quality and, with the durability class H3 (20,000 cycles) according to EN 13126-8, offer exceptionally high load capacity for long-term use
  • The standard surface coating ferGUard*silver ensures a permanently high-quality appearance and maximum corrosion protection, confirmed by corrosion protection class 5 according to EN 13126-8
  • The faceGUard surface meets the highest standards, offers reliable protection in aggressive environments such as coastal areas, and passes the salt spray test for up to 1500 hours
  • Gretsch-Unitas provides a fully certified, material-independent system upgradeable to resistance class RC3, including system documentation and test certificates for immediate production and sales launch
  • The simple retrofitting for repairs is ensured by compatible, coordinated hardware components since the first generation
  • Enhance the UNI-JET central locking system with customised solutions for accessibility, including various element solutions such as hinge sides and system threshold sills as well as accessory components specifically tailored to functionality, security, comfort, and the requirements of DIN 18040
well thought out down to the last detail

From A for automatic cam to Z for slam protection

Discover smart technical solutions, which we present to you using the example of a tilt and turn hardware system. Together, they form an intelligent system: all components of the central locking system are precisely coordinated and have been specially developed to make your production, installation, and operation as simple as possible.

Perspective view of the central locking components UNI-JET for tilt and turn sashes and French casement sashes
automatic mushroom cam Cleverle

locking cam, mushroom, automatic adjustment (Cleverle)

The Cleverle automatic pin compensates for rebate clearance tolerances from 8.5 mm to 15 mm with standard striker plates and from 8.5 mm to 14 mm with steel Sec striker plates. This simplifies both the assembly and the maintenance of your systems and ensures optimal functionality.
Central lock UNI-JET, detailed view of the connection between gearbox and scissor-action stay with the centre-lock

clip connection

The connection of the drive-gear and scissor stay with the locking mechanism is secure and practical thanks to the integrated clip function.
automatic mushroom cam Cleverle

locking cam, mushroom, automatic adjustment (Cleverle)

The Cleverle automatic pin compensates for rebate clearance tolerances from 8.5 mm to 15 mm with standard striker plates and from 8.5 mm to 14 mm with steel Sec striker plates. This simplifies both the assembly and the maintenance of your systems and ensures optimal functionality.
automatic mushroom cam Cleverle

locking cam, mushroom, automatic adjustment (Cleverle)

The Cleverle automatic pin compensates for rebate clearance tolerances from 8.5 mm to 15 mm with standard striker plates and from 8.5 mm to 14 mm with steel Sec striker plates. This simplifies both the assembly and the maintenance of your systems and ensures optimal functionality.
automatic mushroom cam Cleverle

locking cam, mushroom, automatic adjustment (Cleverle)

The Cleverle automatic pin compensates for rebate clearance tolerances from 8.5 mm to 15 mm with standard striker plates and from 8.5 mm to 14 mm with steel Sec striker plates. This simplifies both the assembly and the maintenance of your systems and ensures optimal functionality.
central locking UNI-JET, detailed view of linear, automation-compatible suspension

Linear, automation-compatible suspension

Build windows economically – thanks to the linear suspension, processing on the machine is significantly simplified. This saves you time and effort during production.
central locking UNI-JET, detailed view of linear, automation-compatible suspension

Linear, automation-compatible suspension

Build windows economically – thanks to the linear suspension, processing on the machine is significantly simplified. This saves you time and effort during production.
central locking UNI-JET, detailed view of linear, automation-compatible suspension

Linear, automation-compatible suspension

Build windows economically – thanks to the linear suspension, processing on the machine is significantly simplified. This saves you time and effort during production.
central locking UNI-JET, detailed view of linear, automation-compatible suspension

Linear, automation-compatible suspension

Build windows economically – thanks to the linear suspension, processing on the machine is significantly simplified. This saves you time and effort during production.
Central locking UNI-JET – detailed view of blunt section

blunt section

Gearboxes and locking parts can be easily cut to length without special punching tools – ideal also for subsequent cutting directly on site.
Central locking UNI-JET – detailed view of blunt section

blunt section

Gearboxes and locking parts can be easily cut to length without special punching tools – ideal also for subsequent cutting directly on site.
Central locking UNI-JET – Detailed view Tilt&Turn gear, constant handle position

Tilt&Turn gear with fixed handle height

Optimal for modular connections: The constant tilt and turn gear can be easily shortened by up to 160 mm.
UNI-JET accessories – timber element with sash lifter

sash lifter

The sash lifter gently raises the sash into the closed position, ensuring comfortable operation. At the same time, it reliably prevents incorrect operation.

Logoclip

The logo clip is ideal for attaching CE and RC2 markings as well as logos and manufacturer addresses.
Central lock UNI-JET, detailed view of the connection between gearbox and scissor-action stay with the centre-lock

clip connection

The connection of the drive-gear and scissor stay with the locking mechanism is secure and practical thanks to the integrated clip function.
highlights

Top solutions for modern window hardware

Door catch

The GU door catch is unique on the market: It impresses with easy and quick installation thanks to automatic adjustments and flexible settings, and offers long-lasting functionality without any maintenance effort.

Safety catch

The innovative GU safety catch reliably protects your window sashes from falling out, thus ensuring greater safety and a significantly reduced risk of property damage and personal injury in your home.

Ventilation restrictor stay

The UNI-JET ventilation restrictor stay securely holds the window sash in the ventilation position – even in draughts or gusts of wind. Thanks to the optional horizontal handle position at the bottom, it reliably meets the requirements of DIN 18040.

Additional locking device SBS bb

The additional locking device for balcony and patio doors with flush thresholds provides increased security and stability. It offers an additional locking point and also takes over the tilt function of the sash.

Fixed leaf stop for GU system threshold sills

The patented fixed leaf stop for double-leaf elements with flush threshold offers an innovative solution for the safe and convenient use of doors with a French casement configuration.

Running roller for GU system threshold sills

Balcony and patio doors with threshold systems are gently lifted into the correct closing position by the running roller. The running roller raises the element upon frame contact, making closing easier.

Hinge sides

The design of windows is becoming increasingly aesthetic and slim, while technical requirements are rising due to trends such as triple glazing and floor-to-ceiling windows with higher sash weights. With UNI-JET, Gretsch-Unitas offers a versatile range of surface-mounted and concealed hinge sides that meet these high demands for design and technology in PVC, timber, and aluminium windows. Our hinges showcase your window profiles to their best advantage, create new design possibilities, and ensure an elegant appearance without compromising on functionality.

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Hinge sides for PVC windows

Discover our hinge sides for PVC systems: UNI-JET D and UNI-JET S as surface-mounted and UNI-JET SCF as concealed hinge side.
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Hinge sides for timber windows

Discover our hinge sides for timber systems: UNI-JET M and UNI-JET S as surface-mounted and UNI-JET SCF as concealed hinge side.
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Hinge sides for aluminium windows

Discover our hinge sides for aluminium systems: UNI-JET C and UNI-JET D as surface-mounted and UNI-JET CC as concealed hinge side.
service

More than just products

pictogram tests

Your licence for more success!

Do you need assistance with CE marking or proof of burglary resistance for your windows and window doors? GU licensing offers you a comprehensive solution for both areas, ensuring your systems are safe and certified.

pictogram spare parts

Perfect spare parts, guaranteed!

We offer you a first-class selection of high-quality spare parts that are perfectly matched to your parallel sliding system. Ensure quality and durability so that your systems function smoothly and can deliver their full performance!

pictogram functional guarantee

10-year functional guarantee!

Our window hardware stands for particularly robust and high-quality workmanship – you can rely on this in the long term with a 10-year functional guarantee.

All essential information at a glance

General questions about the UNI-JET hardware system

The UNI-JET hardware system impresses with innovative features and is suitable for all window shapes and materials. Here you will find answers to the most important questions.

Areas of application

Can the UNI-JET hardware system be used for all window materials?

Which window shapes can be equipped with the UNI-JET hardware system?

What sash weights can be safely realised with the UNI-JET hardware system?

Colours and surfaces

Are there different colour options for the surface-mounted hinge sides?

What surface protection does the UNI-JET hardware programme offer?

Do the surface coatings comply with the EU environmental protection requirements?

Standards and certifications

Which burglary protection standards does the UNI-JET hardware system meet?

Is the UNI-JET hardware system suitable for barrier-free construction?

How does GU support its customers with certifications?

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Contact

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Do you have any questions or would you like personal advice?
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