Our Technology: Securing Your Lifestyle

These are the specifications that make Ultra Door Products exceptionally strong

Aircraft Grade Aluminium


Aluminum is never used in it’s pure form. It is always used as an alloy – in combination with other metals and substances.  Aircraft Grade Aluminium is highly specialized, down to the micro-structure of the metal.

The common characteristics of Aircraft Grade Aluminium alloys are it’s ability to withstand heat and fracturing & they are also extremely light.

Ultra Door uses only the highest quality Aircraft Grade Aluminium in the manufacturing of our products, this makes our Sliding Security Barriers exceptionally strong and highly resistant to blows, prying, cutting and pulling and pushing forces.

Slam Lock


The Avlock Slam Lock lets you quickly lock your Ultra Door by simply sliding it shut.   This method of locking is indispensable when intruders attempt to enter your house or business premises, and you want to create a super strong barrier without the use a key.

When you buy a slam lock door from us you know that your home can be secured at all times and your business premises protected even with no-one at the office. Our products meet the highest manufacturing and safety standards.

With competitive prices, a wide range to select from and custom options, we’ve earned our leadership position in South Africa.

High Grade Security Bottom Track


Bottom tracks have a unique no-trip construction and are securely fixed to the floor with tamper proof screws, using an epoxy fixative.

The solid aluminium drop bolts enhance the security of the bottom track when closed.

Double Overlapping Jamb


All Ultra Door Barriers have a unique lock style and keep resulting in a highly secure and tamper-proof lock. 

The lock keep is in turn secured to the reveal using tamper proof  screws which are epoxied on tightening.


  • Single vertical Aircraft Grade Aluminium uprights (20mm x 20mm).
  • 3.5mm thickness lattice.
  • Securely fixed on 4 sides once closed
  • Variety of 5 – colours polyester powder coated.
  • Slamlock or Deadlock or combination of both, for high security areas.
  • All barriers are custom made to size.
  • Double overlapping Jamb
  • Extruded Aircraft Grade Aluminium top and bottom track.
  • Stainless Steel PT rivets securing the flights.
  • Double locks (1 x slam-lock & 1 x dead-lock).
  • Insurance and SAIA – A-rated and approved.
  • SABS Approved materials
  • Solid Aluminium drop bolts (bottom track)
  • Drop bolts allow for uneven reveals without utilizing spacers.
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