Curtain walls · Stick system
SY50
Curtain wall, captured and SSG.
The SYKON Superior SY50 is a 50 mm stick curtain wall system for conventional captured glazing as well as 2-side and 4-side structural silicone glazing (SSG) applications. Suitable for external and internal façade applications.
50mm
Sight line
250mm
Mullion depth, maximum
4000Pa
Wind, safety · ASTM E330
38dB
Acoustic, Rw


- 50 mm sight line
- Mullion depth 50 to 250 mm
- Two-level EPDM sealing
- Glazing up to 50 mm
01 · Overview
Product overview.
Allows integration of top-hung windows, parallel opening windows, tilt & turn windows, and integrated door systems. Wide structural range (50 to 250 mm depth) with maximum inertia Ix = 1,496.96 cm⁴.
High-Rise
Tower Façades
Commercial
Office Buildings
Mixed-Use
Developments
Institutional
Schools & Public
02 · Specifications
Technical specifications.
Technical Specifications
- Sightline Width
- 50 mm
- Aluminium Alloy
- EN AW 6063
- Mullion Depth
- 50 to 250 mm
- Max Inertia
- Ix = 1,496.96 cm⁴
- Glazing Type
- Single/Dbl/Triple
- Max Glazing
- Up to 50 mm
- Sealing
- Two-Level EPDM
Certifications & Performance
- Air Infiltration, ASTM E283
- Up to 750 Pa
- Water (Static), ASTM E331
- 1200 Pa
- Water (Dynamic), AAMA 501.1
- 750 Pa
- Wind (Serviceability), ASTM E330
- 2000 Pa
- Wind (Safety), ASTM E330
- 4000 Pa
- Acoustic, Rw
- 38 dB
03 · Performance
Tested performance.
Measured Performance (Representative Sample)
| Parameter | Value |
|---|---|
| Air (fixed @ +300 Pa) | 4.2 m³/h |
| Air (operable @ +300 Pa) | 2.7 m³/h |
| Air after thermal cycling (fixed) | 5.1 m³/h |
| Air after thermal cycling (operable) | 2.9 m³/h |
| Water (static) | No ingress |
| Water (dynamic) | No ingress |
| Thermal cycling | 3 full cycles completed |
Wind Deflection
| Member | Peak | Residual |
|---|---|---|
| Mullion (1.5× load) | ±11.5 mm | ±0.3 mm |
| Transom (1.5× load) | ±0.2 mm | ±0.1 mm |
| Mullion (2.0× load) | ±16.4 mm | ±1.6 mm |
| Transom (2.0× load) | ±0.5 mm | ±0.4 mm |
Two-level EPDM sealing. Water tightness 1200 Pa, ASTM E331. Inter-storey displacement ±10 mm.
04 · Configurations
Opening types.
- Parallel Projected Outward
- Parallel Projected Inward
- Top-Hung Vent
- Tilt & Turn Vent
- Captured Glazing
- Projected Inward
05 · Details
Details and highlights.
Mullion Depth Options
| Configuration | Depth |
|---|---|
| Standard 50 | 50 mm |
| Standard 70 | 70 mm |
| Standard 90 | 90 mm |
| Standard 110 | 110 mm |
| Standard 130 | 130 mm |
| Standard 145 | 145 mm |
| Standard 155 | 155 mm |
| Standard 175 | 175 mm |
| Standard 200 | 200 mm |
| Standard 225 | 225 mm |
| Standard 250 | 250 mm |
Reinforcement Options
| System Depth | Reinforcement |
|---|---|
| 50 mm | 40 × 40 mm insert |
| 70 mm | 60 × 40 mm insert |
| 90 mm | 80 × 40 mm insert |
| 110 mm | 100 × 40 mm insert |
| 130 mm | 120 × 40 mm insert |
| 145 to 157 mm | 130 × 40 / 140 × 40 mm |
| 175 mm | 160 × 40 mm insert |
| 200 to 221 mm | 200 × 40 mm insert |
| 220 to 250 mm | 220 × 40 mm insert |
Glazing Range
| Configuration | Thickness |
|---|---|
| Captured single/double | 6 to 16 mm typical |
| Double glazing (multi) | Multiple configs |
| SSG Double glazing | 24 to 50 mm |
| Tested Config | 28 mm (6+16+6) |
Key Technical Highlights
- 50 mm slim sightline
- Wide structural range (50 to 250 mm)
- Wind resistance up to 4000 Pa
- Water tightness 1200 Pa
- Glazing up to 50 mm
- Capped & SSG configurations
- Acoustic Rw 38 dB
- Integrated operable elements
06 · Downloads
Specify SY50.
Request the documents for this system. We send them by email, usually with a contact in our engineering team.
08 · Quote
Request a quote for SY50.
Send the project details and we reply with a proposal.
