Superior thermal insulation reducing heat transfer by up to 70%
Advanced thermal break technology delivers superior energy efficiency
Reduces heating and cooling costs significantly
Prevents condensation and thermal bridging
Enhances occupant comfort year-round
Meets stringent building regulations and standards
Long-lasting performance with minimal maintenance requirements
Our thermally broken doors are available in a comprehensive range of RAL and BS colours to complement any architectural design. Powder coating finishes ensure long-lasting durability and weather resistance.
Contact Us
Access comprehensive technical data sheets, installation guides, and product specifications for our thermally broken door range.
Contact Us| PAS24 | Pass |
| Max Weight (single Door) | 90kgs |
| Max Height (single Door) | 2400mm |
| Max Width (single Door) | 1150mm |
| Max Weight (Double Door) | 90kgs (per door) |
| Max Height (Double Door) | 2400mm |
| Max Width (Double Door) | 2300mm |
| Max Width | 1100mm |
| Max Height | 2400mm |
| Max Weight | 90kg/180kg(double) |
| Wind Resistance | 2400Pa |
| Water Tightness | 600Pa |
| Air Tightness | 600Pa |
| Max Width | 1200mm |
| Max Height | 2500mm |
| Max Weight per leaf | 125kg |
| Average U Values* | |
| Double | 1.4W/m2K |
| Triple | 1.0W/m2K |
| *All calculations are based on CEN sized single doors 1230mm x 2180mm ±25% and double door 2000mm x 2180mm ±25%. |
| Max Width | 1250mm |
| Max Height | 2600mm |
| Max Weight per Leaf | 110Kg & 150Kg |
| U-Values | |
| Double Glazed | 1.6W/m2K |
| Triple Glazed | 1.3W/m2K |
| Max Width | 3005mm |
| Max Height | 2916mm |
| Max Weight per door | 160kg |
| Average U-values | |
| Double glazed | 1.4 W/m²K |
| Triple Glazed | 0.95 W/m²K |
| Security | PAS 24: 2016 |
| Wind load resistance in accordance with EN 12210 | Class C3 |
| Water tightness in accordance with EN1027 | Class 0A |
| Air permeability in accordance with EN1026 | "Class 0" |
| * The information describes the optimum values of the entire system. The properties of a selected design option or unit combination have to be determined on an individual basis based on the comprehensive test documentation. |
| Security | PAS 24: 2016 |
| Wind load resistance in accordance with EN 12210 | "Class AE2400" |
| Water tightness in accordance with EN1027 | Class 7A |
| Air permeability in accordance with EN1026 | "Class 3" |
| * The information describes the optimum values of the entire system. The properties of a selected design option or unit combination have to be determined on an individual basis based on the comprehensive test documentation. |
Our thermally broken doors provide exceptional performance for modern office environments, ensuring energy efficiency and professional aesthetics.
These systems deliver superior thermal insulation while maintaining the sleek appearance required for contemporary commercial architecture.
Create welcoming retail environments with our energy-efficient thermally broken doors that reduce operational costs and enhance customer comfort. Built to withstand high-traffic usage while maintaining thermal performance, these doors are ideal for shopping centres and retail outlets.
Our streamlined five-step process ensures your curtain walling project exceeds expectations every time.
We assess your project requirements, site conditions, and design aspirations to create tailored facade solutions.
Our expert team creates detailed technical drawings and specifications optimized for performance and aesthetics.
State-of-the-art fabrication facilities produce your curtain walling systems to exact specifications and quality standards.
Experienced installers deliver seamless on-site assembly, ensuring perfect alignment and weatherproof performance.
Comprehensive testing and inspection guarantee your curtain walling meets all performance and safety requirements.
We work alongside leading architects, contractors and developers to deliver outstanding commercial projects nationwide. We use only the best aluminium systems from Schüco and fire-resistant glass from Vetrotech from Saint Gobain to manufacture our products.
If you'd like to find out more about working with LSF Commercial as your dedicated aluminium specialist, get in touch today. Whether you're working on a commercial refurbishment project, a new build development, or retail premises overhaul, we can help. Simply enter your details into the contact form and we'll get back to you as quickly as possible. With LSF Commercial as your project lead, you know you're in safe hands.