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Description
About Arlu
ARLU® is the manufacturer behind the brand names argenta® and rob®. Argenta has been a leading brand in door hardware for over 100 years, but today it is mainly synonymous with invisible door systems. Minimalist architecture swears by clean lines and a “back to the essence” mentality. In terms of interior doors, this results in integrated door fittings, invisible integrated techniques, door frames and skirting boards for revolving, sliding and pivoting doors. Argenta stands for a full range of sleek interior solutions.
Feature
Technical
- Design: Technical and innovative look
- Sizes: Small and medium
- Colors & Finishes: Available in multiple colors
- Compact Dimensions: Space-saving design
Ease of Use
- Universal: Suitable for both left and right-opening doors
- 3D-Adjustable: Height, width, and depth adjustments without removing the door
- Opening Angle: Hinges allow 180° opening
Durability and Safety
- Cycle Tested: Open and shut movement tested to a minimum of 200,000 cycles
- Finger Protection: Minimal space between the door and frame reduces pinch risk
- Mounting: Fully mounted on plastic washers
- Fire-Resistant: When combined with an intumescent kit, medium hinge is fire-resistant for 20 minutes
Aesthetics
- Design: Technical and innovative look
- Sizes: Small and medium with different load-bearing capacities
- Colors & Finishes: Matte chrome, matte black (RAL 9005), and matte white (RAL 9016)
Specification
| Invisible Small | Invisible Medium | |
|---|---|---|
| Material | Zamak | Zamak |
| Door thickness | 31 mm (1 1/4") | 37 mm (1 1/2") |
| Door thickness with max. front panel | 31 mm (1 1/4") | 39 mm (1 9/16") |
| Overall depth | 34 mm (frame) / 32 mm (door) (1 3/8" / 1 1/4") | 35.5 mm (frame) / 36.5 mm (door) (1 3/8" / 1 1/2") |
| Dimensions (L x W) | 95 x 23 mm (3 3/4" x 7/8") | 111 x 29 mm (4 3/8" x 1 1/8") |
| Height adjustment¹ | -1.5 / +1.5 mm (-1/16" / +1/16") | -1.5 / +1.5 mm (-1/16" / +1/16") |
| Width adjustment¹ | -2.5 / +2.5 mm (-1/8" / +1/8") | -2.5 / +2.5 mm (-1/8" / +1/8") |
| Pressure¹ (depth adjustment) | -1.5 / +1.5 mm (-1/16" / +1/16") | -1.5 / +1.5 mm (-1/16" / +1/16") |
| Max. front panel (cladding) size | 4 mm (1/8") | 5 mm (1/4") |
| Fire resistant² | - | E20, EI220, EI120, EW20 |
| CE marking | - | 27211307 |
| Screw dia. | SPAX-Z2 dia: max. 4.5 mm (max. 3/16") | SPAX-Z2 dia: max. 5 mm (max. 3/16") |
2 = Fire resistant according to standard EN1634-1:2008 and classified according to EN13501-2:2007 for use of wooden door with wooden doorframe, and for wooden door with stainless steel frame.

Weight Table
| Door Width / Max. Door Weight | Invisible Small – 2 hinges | Invisible Small – 3 hinges | Invisible Medium – 2 hinges | Invisible Medium – 3 hinges |
|---|---|---|---|---|
| 730 mm (28 3/4") | 55 kg (121 lb) | 65 kg (143 lb) | 55 kg (121 lb) | 70 kg (154 lb) |
| 830 mm (32 11/16") | 50 kg (110 lb) | 60 kg (132 lb) | 50 kg (110 lb) | 65 kg (143 lb) |
| 930 mm (36 5/8") | 45 kg (99 lb) | 55 kg (121 lb) | 45 kg (99 lb) | 60 kg (132 lb) |
| 1030 mm (40 9/16") | 40 kg (88 lb) | 50 kg (110 lb) | 40 kg (88 lb) | 55 kg (121 lb) |
Resource
We know some products may seem confusing so, We're here to help!
Payment & Security
Your payment information is handled with the highest level of security protocols to ensure confidentiality and integrity. We do not retain or access credit card details, reinforcing our commitment to safeguarding your sensitive information in accordance with industry standards.
Welcome to Apex Hardware NY!
We're a small business that takes pride in our close partnerships with a diverse network of suppliers. These relationships help us maintain a robust inventory and ensure your orders are processed smoothly. While we make every effort to keep a wide range of products in stock, there are times when we rely on external suppliers, which can occasionally lead to shortages.
We stay diligent about keeping our inventory updated, but delays can still happen from time to time. Before making a purchase, feel free to Contact Us to verify availability. In the event of a stock issue or extended lead time after an order is placed, we will reach out with an update as soon as possible. Your patience and understanding mean a lot to us as we continue working hard to provide you with the best possible shopping experience!
California Proposition 65 Warning
WARNING:
Some products available on our website may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm, pursuant to California’s Proposition 65 (formally known as the Safe Drinking Water and Toxic Enforcement Act of 1986).
We offer products from a variety of manufacturers. Due to the nature of sourcing and product composition, the presence of Proposition 65-listed chemicals in individual products may not always be fully disclosed.
For more information about the specific chemicals potentially present in a given product, please refer to the product’s labeling and/or contact the product’s manufacturer directly. We strongly encourage customers to review product packaging, materials, and safety information, as they are responsible for reviewing all available product and safety information prior to use.
To learn more about Proposition 65, including a full list of listed chemicals and additional resources, please visit the official website: www.P65Warnings.ca.gov



