Airflow Caravans - Cabarlah: Airflow Caravans: Preliminary testing from towing an Airflow Caravan has shown 3L/100km @ 90km/h and 5L/100km @ 100km/h over a conventional caravan. Airflow Caravans - Cabarlah:  Airflow Caravans: Preliminary testing from towing an Airflow Caravan has shown 3L/100km @ 90km/h and 5L/100km @ 100km/h over a conventional caravan.