Janisol Window Systems, installed by Stronghold Security Doors, offer a blend of stylish design, durability, and high security, making them ideal for both new constructions and renovation projects. With slender steel profiles, Janisol windows bring a distinctive architectural appeal while ensuring top performance.
Available in a range of configurations, including single and double leaf, pivoting, and fixed glazing options, they allow for extensive customisation to match your building's aesthetic. Featuring energy-efficient triple glazing and advanced thermal insulation, Janisol windows enhance indoor comfort and help reduce energy costs.
1. CE marking according to product standard EN 14351-1
2. Watertightness class 8A
3. Air permeability up to class 4
4. Resistance to wind load up to class C4
5. Airborne sound insulation up to Rw 45 db
6. Thermal transmittance Uw> 1.3 W / m2K
7. Thermal transmittance Uw> 1.3 W / m2K
8. Coupling system according to EN 14024
9. Burglar resistance according to EN 1627 to RC (WK) 3
10. Bullet resistance up to 6TRAV
Janisol windows meet strict industry standards to ensure reliability in any environment:
Achieves class 8A watertightness, preventing water infiltration in harsh weather conditions.
Provides sound insulation up to Rw 45 dB for quiet, peaceful interiors.
Achieves a Uw-value as low as 1.3 W/m²K, minimising heat loss and improving energy efficiency.
If you have any further questions, feel free to contact us info@strongholdsecuritydoors.co.uk
Janisol windows use triple insulating glass and high-tech insulators made of glass-fibre reinforced polyurethane to achieve low thermal transmittance values, making them effective at retaining heat and reducing energy costs.
Yes, Janisol windows' slender profiles and range of design options make them an excellent choice for historic buildings, providing modern energy efficiency while maintaining architectural integrity.
Yes, Janisol windows are certified for burglar resistance up to RC (WK) 3 and offer bullet-resistant options up to FB6, meeting strict European security standards.