Sliding · Thermal break
SL450
Sliding, lift and slide.
The SYKON Superior SL450 is a heavy-duty thermal break sliding system with an adoptable lift & slide mechanism for better performance. The system supports lift & slide doors, standard sliding, mono/double/triple/multi-track systems, and large panel configurations with high load capacity.
400kg
Panel weight, lift and slide
300kg
Panel weight, sliding
2880Pa
Wind, safety · ASTM E330

- Polyamide thermal break
- Lift and slide panels up to 400 kg
- Sliding panels up to 300 kg
01 · Overview
Product overview.
Built with EN AW 6063 aluminium alloy and polyamide thermal break. Supports panels up to 400 kg (lift & slide) or 300 kg (standard sliding). Embedded sill with gutter drain profile included.
Luxury Villas
Large Openings
Residential
High-End Projects
Commercial
Façade Sliding
Hospitality
Resort Developments
02 · Specifications
Technical specifications.
Technical Specifications
- System Depth
- ~106 to 167 mm
- Aluminium Alloy
- EN AW 6063
- Thermal Break
- Polyamide
- Profile Thickness
- Up to ~6.0 mm
- Glazing Type
- Double Glazing
- Typical Glazing
- ~32 mm
- Sealing System
- Multi-Level
Certifications & Performance
- Air Infiltration, ASTM E283
- ±300 Pa
- Water Penetration, ASTM E331
- ~400 Pa
- Wind (Serviceability), ASTM E330
- 1920 Pa
- Wind (Safety), ASTM E330
- 2880 Pa
- Powder Coating
- Min. 75 microns
- Deflection Limit
- L/175
03 · Performance
Tested performance.
Measured Performance Data
| Parameter | Value |
|---|---|
| Air permeability limit | ≤ 5.4 m³/h·m² |
| Sample area | 5.28 m² |
| Water test pressure | ~399 Pa |
| Water result | No ingress |
| Design load | ±1920 Pa |
| Span reference | 2250 mm |
| Permissible deflection | ±12.8 mm |
| Safety load | ±2880 Pa |
Tested as a sliding system. Water tightness about 400 Pa, ASTM E331.
04 · Configurations
Opening types.
- Three-Sash Sliding
- Four-Sash Meeting Stile
- Four-Sash Sliding
- Two-Sash + Flyscreen
- Corner (Symmetric)
- Pocket Sliding
05 · Profiles
Profile range.
Codes, types and weights as listed in the 2026 catalogue.
Standard Rail Systems
| Profile | Type | Width | Weight |
|---|---|---|---|
| C 450 101 | Double rail | ~106 | 1728 gr/m |
| C 450 102 | Triple rail | ~167 | 2626 gr/m |
| C 450 103 | Add-on rail | ~75 | 1141 gr/m |
| C 450 111 | Double rail | ~86 | 1586 gr/m |
| C 450 112 | Triple rail | ~147 | 2484 gr/m |
| C 450 113 | Add-on rail | ~65.9 | 1100 gr/m |
Sash & Stile Profiles
| Profile | Type | Weight |
|---|---|---|
| C 450 200 | Sash | 1409 gr/m |
| C 450 201 | Sash | 1489 gr/m |
| C 450 202 | Interlock sash | 841 gr/m |
| C 450 250 | Sash | 1254 gr/m |
| C 450 211 | Slim sash | 1356 gr/m |
| C 450 400 | Meeting stile | 945 gr/m |
| C 450 450 | Meeting stile | 765 gr/m |
| P 450 551 | Reinforced interlock | 1714 gr/m |
06 · Details
Details and highlights.
Key Technical Highlights
- Heavy-duty lift & slide up to 400 kg panel
- Standard sliding up to 300 kg
- Multi-track configurations up to 4 rails
- Slim interlock options
- Integrated drainage & threshold
- High structural performance under wind loads
- Pocket and corner configurations
- Smooth advanced sliding mechanism
07 · Downloads
Specify SL450.
Request the documents for this system. We send them by email, usually with a contact in our engineering team.
09 · Quote
Request a quote for SL450.
Send the project details and we reply with a proposal.



