"Trekking" doors are "rapid fold-up" external doors which employ the latest in fast acting pvc door technology. "Trekking" door curtains can have exceptionally high wind / pressure resistance Í sometimes up to 180 kph.
In "standard" design, single skin, reinforced pvc "trekking" curtains are installed to separate areas or processes. Different curtain designs are used for acoustic control Í sound level attenuation; thermal insulation Í cold climates or air conditioned areas; while for cold storage sites triple skin curtains are used on freezers to -30°C.
Trekking Star doors are also used internally in high pressure areas or for their acoustic or insulation capabilities.
| Model | Maximum Clear Opening Size |
| Trekking Star2 | 6 metres high x 6 metres wide |
| Trekking EnduroA | 8 metres high x 8 metres wide |
| Trekking EnduroB | 11 metres high x 11metres wide |
| Trekking Puissance | 20 metres high x 20 metres wide |