Slimline Fully Glazed Thermally Insulated Doors

The Janisol 2 Thermally Insulated Fully Glazed Steel Door System from Security Direct delivers a perfect balance of energy efficiency, design freedom, and structural strength.
Developed for modern commercial and public buildings, it allows for aesthetic, multi-functional single- and double-leaf steel door constructions that perform flawlessly in even the most demanding environments.

With its slim, high-strength steel profiles and advanced thermal break technology, Janisol 2 achieves both visual transparency and superior insulation, making it ideal for entrances, façades, lobbies, and high-traffic areas where both durability and refined design are essential.

Why Choose Janisol 2?

• Thermally insulated steel profile system engineered for internal or external doors
• Enables a wide range of architectural configurations, including glazed façades and multi-leaf door sets
• Suitable for heavily used public buildings such as airports, hospitals, universities, and commercial centres
• Stainless-steel option available for coastal, industrial, or hygiene-critical zones (e.g. healthcare or food-processing environments)
• System compatibility with the wider Janisol family, including:
  • Janisol C4 for enhanced fire resistance (EI 60–EI 90)

  • Jansen Economy for internal, non-insulated or smoke-control doors

     

Construction & Material Options

• Uncoated or strip-galvanised steel, suitable for powder coating or stove-enamelling
• Stainless steel grades 1.4401 (AISI 316) or 1.4301 (AISI 304), available brushed, polished, or smoothed on request
• Installation depth: 60 mm for a sleek, robust frame
• Special geometries including arched or semi-circular tops and structural glazing leaves available
• Pivot door configurations offered in steel or stainless steel
• Optional Janisol anti-finger-trap profile for safety in public access areas

Door Types & Configurations

• Single and double steel doors, with or without side or over panels
• Inward- or outward-opening operation
• Sheet-metal-clad or fully glazed designs, with or without vision panels
• Optional fixed-light glazed partitions for visual continuity

Hardware & Accessories

• Steel or stainless-steel hinges (welded or screw-fit)
• Integrated door closers (surface-mounted or concealed)
• Multipoint locks, available in manual or motorised versions
• Designer glazing beads for minimal sightlines
• Emergency locks and panic push-bars to EN 1125 / EN 179
• Compatible with access control systems and automatic operation