Self-supporting aluminium roof bars
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About this range & buying advice
Self Support Aluminium Roof Bars

Aluminium Glazing Bars For Conservatory Roofs - Liniar
These premium, British-made self-supporting glazing bars represent the pinnacle of lean-to conservatory roof engineering, combining innovative design with superior manufacturing quality to deliver exceptional performance and ease of installation. The advanced self-supporting construction eliminates the need for additional structural support, simplifying installation while maintaining the strength and rigidity required for reliable long-term performance under varying weather conditions and structural loads.
The revolutionary twin-walled design provides enhanced thermal efficiency and structural integrity, creating superior insulation characteristics that improve the conservatory's energy performance while maintaining optimal strength-to-weight ratios. This innovative construction technique reduces thermal bridging and enhances weather resistance, contributing to more comfortable interior conditions throughout all seasons. The patented locking system represents a breakthrough in glazing bar technology, enabling secure, weatherproof connections with polycarbonate sheets that ensure reliable sealing while significantly simplifying the installation process. This proprietary locking mechanism eliminates complex fixing procedures and reduces installation time while providing superior weather protection and structural stability.The combination of British manufacturing excellence, innovative engineering, and practical installation benefits makes these glazing bars the preferred choice for professional conservatory construction and DIY projects alike. The superior performance characteristics ensure lasting reliability, while the easy installation features make professional-quality results achievable for a wide range of skill levels. Whether undertaking new conservatory construction or upgrading existing structures, these premium glazing bars deliver the perfect balance of innovation, quality, and convenience that defines exceptional British engineering and manufacturing expertise.Key Features:
- Manufacturer: Liniar (British-made in Derbyshire)
- Self-Supporting: Strong design eliminates the need for timber supports
- Sheet Compatibility: Designed for 16mm polycarbonate sheets
- Colour: Available in white
- Projection Limit: Up to 4.5m (further supports required beyond this)
Advanced Technology:
- Twin-Walled EnergyPlus Top Caps: Unparalleled energy efficiency compared to standard aluminium caps
- Patented Lock System: Unique clips for quick, easy fitting to the D-ring at the radius end
- Patented Glazing Stop: Prevents slip and ensures parallel installation every time
- Memory Foam Sealing: Pre-shaped closed-cell permanent foam with a pre-applied primary seal
Installation Benefits:
- Quick and Easy: Streamlined installation process reduces fitting time
- No Callbacks: Patented glazing stop ensures perfect alignment the first time
- Professional Results: Units install quickly and always look parallel
- Leak Prevention: Ridge cap attaches without screw holes for complete water exclusion
Performance Features:
- Leak-Free Design: Excellent sealing eliminates water ingress issues
- Low Maintenance: Designed for long-term durability with minimal upkeep
- Strong and Sturdy: Superior alternative to standard aluminium systems
- Energy Efficient: Twin-walled construction improves thermal performance
Applications:
- Lean-to conservatory roofs
- Polycarbonate roofing systems
- Extensions and garden rooms
- Residential and light commercial glazed structures
Glass Compatibility:
Glass roof bar specifications available - vary according to installation requirements. Contact for specific glass applications and technical guidance.
Quality Assurance:
British manufacturing in Derbyshire, with continued investment in innovation and facilities, keeps Liniar at the forefront of conservatory roofing technology.
Important Note:
For roof projections exceeding 4.5m, additional structural supports may be required for safe installation.
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