Direct filling. Quick connector 50 mm. Shut-off valve and filling hose 6m with strainer. Retractable chemical funnel with can wash and nonreturn valve. Autoregleur Version : Filling filter (strainer mesh 8/10), suction filter (vannofilter mesh 6/10) and pressure filter (filter 1/4 turn mesh 4/10). DPTronic Version : Filling filter (strainer mesh 8/10) and pressure filter (filter 1/4 de turn mesh 4/10).