"At CClick on Images to expand themreans, the main functions of this Trekking Star2 externally mounted door is to exclude wind, leaves and rain and helps to provide a safe and secure work environment inside the food warehouse.

At 4500 high and 3000mm wide, the door curtain has a wind rating of 115kph in this "standard" version.

Creans Foods Services two Nergeco Frigo3 freezer doors fitted with 23mm thick, triple skin insulated curtains.

By using Nergeco's fold-up ("Trekking") technology these doors allow Creans to work 24 hours daily from these frozen food chambers.

In selecting the Frigo3 doors, Creans still retain optimum conditions for food quality and worker safety, while retaining fast acting traffic-door access. Their site is in Mt Wellington, Auckland'

This is a view of one of several doors at Griffins Foods, Auckland