 | Horizontal air-gap - 30 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 29 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 28 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 27 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 26 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 25 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap 24 cm - descending | ACCA software S.p.A. | |
 | Horizontal air-gap - 23 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 22 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 21 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 20 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 19 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 18 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 17 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 16 cm - downwards airflow | ACCA software S.p.A. | |
 | Horizontal air-gap - 15 cm - downwards airflow | ACCA software S.p.A. | |
