Brio Bi-folding External Door

  • The Brio Weatherfold series is recognised as the architectural standard in exterior folding door hardware.
  • Brio Weatherfold 4s is a top hung exterior folding system which can handle panels up to 100kg with precision and ease.
  • Large openings of 3.3m high and 16m wide can be achieved with 8 equal size panels folding seamlessly in each direction with inward or outward opening functionality.
  • Suitable for external timber doors our kits pre-packed kits are supplied with brown weather seals and locking flush bolts, with matching hardware made from satin stainless steel.
  • Max Panel Weight: 100kg
  • Max Panel Width: 1000mm
  • Max Panel Height: 3300mm
  • Panel Thickness: 35mm - 68mm
  • Max Number Of Panels: 8
  • Nothing carries the Brio Brand without undergoing a rigorous test program. A proven performer, The Weatherfold 4s is no exception. All components of Weatherfold 4s have passed endurance tests, so you can rest assured that Weatherfold 4s is built to last.
  • Weatherfold 4s has completed extensive corrosion resistance tests conducted in an industry standard salt spray chamber. The Weatherfold 4s uses the highest quality corrosion resistant materials. All components are constructed using 300 series stainless steel, with the cast items in 316 grade.
  • Brio is one of only a few global companies to passivate all visual stainless steel surfaces and electro-polish all cast stainless components. These processes greatly reduce and eliminate surface discolouration often referred to as ‘tea-staining’.
  • Brio Weatherfold 4s uses only the highest quality materials and is the culmination of countless hours of research and development and rigorous product testing. As a result Brio are pleased to offer a 10 year warranty on all Weatherfold 4s hardware.