Advance sales corporation manufactures xf series valves as per international standards which can be applied for pneumatic applications. These valves are available in several configurations: i] xf series - [v60-63] indirect solenoid [v60-1/ 8 750 lpm], pilot actuated [v61-1/4-1 300 lpm], spool valves [v62-3/8 2600 lpm], in-line and sub-base [v63-1/2 4200 lpm]{3/ 2, 5/ 2, 5/ 3} ii] iso series - [1/ 8, ¼, 3/ 8, ½] solenoid and pilot actuated spool valves, sub-base - 5/2 and 5/3 size. Iii] super x - manually and mechanically actuated; in-line - 3/2, 5/2 and 5/3, size 1/8, ¾; iv] as-interface bus system; v] valve islands/ terminals - vm10, v09, v14, v20, v22 series; valves with multipole, field bus; as interface bus system; vi] in-line and sub-base type midget solenoid valves; vii] pressure switches; viii] flow control valves; ix] quick exhaust valves; x] non-return valves and accessories; xi] air fuses - in-line excess flow & shut-off valves; and xii] proportional valves.