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Thermally Broken Sliding Door

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Designer Series ThermalHEART™ | Series 731

Choose Vantage® ThermalHEART™ thermally broken sliding doors for a perfect balance of energy-efficiency and style. It’s the best of both worlds!

  • Thermal insulation strip minimises the transfer of heat and cold.
  • Big, bold frames span wide openings up to 12 metres wide and 3 metres high.
  • Low Uw values deliver excellent insulation.
  • Combined with double-glazing they’re up to 33% more energy efficient than traditional double-glazed sliding doors.
  • Sliding panels run on heavy duty rollers for a lifetime of easy, smooth operation.
  • Unused frame tracks are filled with snap-in fillers for a neat, tidy appearance.
  • Sill can be recessed into a slab for a beautiful flush threshold.
Maximum Panel Height*2937mm
Maximum Panel Width*1995mm
Maximum Glass Thickness≤ 32mm
SHGC Range0.14 - 0.59
Uw Range 2.3 - 5.1

Why Choose ThermalHEART™ Sliding Doors

Thermally Broken Sliding Door

Wide Openings

ThermalHEART™ Sliding and stacking doors can span big, wide openings maximising light, views and ventilation for your home.

Thermally Broken Sliding Door

Custom Solutions

There is no such thing as standard when selecting ThermalHEART™ sliding doors. All our products are custom made to your exact requirements so you get the best possible solution for your project.

Thermally Broken Sliding Door

Cavity Slide Options

Now you see it! Now you don’t! The ThermalHEART™ Sliding door has a dedicated cavity sliding option allowing you to hide stacked door panels in the wall cavity.

Thermally Broken Sliding Door

Flush Sills

For a seamless transition to outdoor living spaces our sliding door sills can be recessed into the floor creating a beautiful, flush sill.

Compatible hardware

ThermalHEART™ handles and locks which suit the Thermally Broken Sliding Door.