![stack technology](https://cgtsecurity.com/app/uploads/2019/02/stack-technology-stackdoor.png)
- Curved in plan to follow building profile
- Small stacking zone at high level
- More than 80% area
- Large maximum width
- Self-locking to prevent lifting
![approved dimensions](https://cgtsecurity.com/app/uploads/2019/05/dimensions-stackdoor.png)
- Min width: 1000mm
- Max width: 20000mm
- Min height: 500mm
- Max height: 7000mm
- Stainless Steel or Polyester powder coated to any
standard Ral/BS colour. - High or low duty cycle electrical motors
- Range of compatible controls including rotary switch, key switch, remote (control) and emergency manual crank
- Safety on close as assessment directs
- Automatic revolving doors
- Restaurants & Bars
- Shopping Centres & kiosks
- Retail outlets with curved entrances
- Airports & Stations